217087278723

素因数分解:

$3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{1321}}^1$

素因数の和:1562

約数の個数: 144

約数和(自身を含む): 380869257600

約数和(自身を除く): 163781978877

約数列:

[1, 3, 7, 9, 21, 49, 53, 63, 79, 89, 147, 159, 237, 267, 371, 441, 477, 553, 623, 711, 801, 1113, 1321, 1659, 1869, 2597, 3339, 3871, 3963, 4187, 4361, 4717, 4977, 5607, 7031, 7791, 9247, 11613, 11889, 12561, 13083, 14151, 21093, 23373, 27741, 29309, 33019, 34839, 37683, 39249, 42453, 49217, 63279, 64729, 70013, 83223, 87927, 99057, 104359, 117569, 147651, 194187, 205163, 210039, 231133, 263781, 297171, 313077, 344519, 352707, 372643, 442953, 490091, 582561, 615489, 630117, 693399, 730513, 822983, 939231, 1033557, 1058121, 1117929, 1470273, 1846467, 2080197, 2191539, 2468949, 2608501, 3100671, 3353787, 3430637, 4410819, 5113591, 5531027, 5760881, 6231157, 6574617, 7406847, 7825503, 9287951, 10291911, 15340773, 16593081, 17282643, 18259507, 18693471, 23476509, 27863853, 30875733, 38717189, 43618099, 46022319, 49779243, 51847929, 54778521, 56080413, 65015657, 83591559, 116151567, 130854297, 164335563, 195046971, 271020323, 305326693, 348454701, 392562891, 455109599, 492261403, 585140913, 813060969, 915980079, 1365328797, 1476784209, 2439182907, 2747940237, 3445829821, 4095986391, 4430352627, 10337489463, 24120808747, 31012468389, 72362426241, 217087278723]

約数ペア:

[(1, 217087278723), (3, 72362426241), (7, 31012468389), (9, 24120808747), (21, 10337489463), (49, 4430352627), (53, 4095986391), (63, 3445829821), (79, 2747940237), (89, 2439182907), (147, 1476784209), (159, 1365328797), (237, 915980079), (267, 813060969), (371, 585140913), (441, 492261403), (477, 455109599), (553, 392562891), (623, 348454701), (711, 305326693), (801, 271020323), (1113, 195046971), (1321, 164335563), (1659, 130854297), (1869, 116151567), (2597, 83591559), (3339, 65015657), (3871, 56080413), (3963, 54778521), (4187, 51847929), (4361, 49779243), (4717, 46022319), (4977, 43618099), (5607, 38717189), (7031, 30875733), (7791, 27863853), (9247, 23476509), (11613, 18693471), (11889, 18259507), (12561, 17282643), (13083, 16593081), (14151, 15340773), (21093, 10291911), (23373, 9287951), (27741, 7825503), (29309, 7406847), (33019, 6574617), (34839, 6231157), (37683, 5760881), (39249, 5531027), (42453, 5113591), (49217, 4410819), (63279, 3430637), (64729, 3353787), (70013, 3100671), (83223, 2608501), (87927, 2468949), (99057, 2191539), (104359, 2080197), (117569, 1846467), (147651, 1470273), (194187, 1117929), (205163, 1058121), (210039, 1033557), (231133, 939231), (263781, 822983), (297171, 730513), (313077, 693399), (344519, 630117), (352707, 615489), (372643, 582561), (442953, 490091)]