398902608

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{521}}^1$

素因数の和:957

約数の個数: 120

約数和(自身を含む): 1207500840

約数和(自身を除く): 808598232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 409, 468, 521, 624, 818, 936, 1042, 1227, 1563, 1636, 1872, 2084, 2454, 3126, 3272, 3681, 4168, 4689, 4908, 5317, 6252, 6544, 6773, 7362, 8336, 9378, 9816, 10634, 12504, 13546, 14724, 15951, 18756, 19632, 20319, 21268, 25008, 27092, 29448, 31902, 37512, 40638, 42536, 47853, 54184, 58896, 60957, 63804, 75024, 81276, 85072, 95706, 108368, 121914, 127608, 162552, 191412, 213089, 243828, 255216, 325104, 382824, 426178, 487656, 639267, 765648, 852356, 975312, 1278534, 1704712, 1917801, 2557068, 2770157, 3409424, 3835602, 5114136, 5540314, 7671204, 8310471, 10228272, 11080628, 15342408, 16620942, 22161256, 24931413, 30684816, 33241884, 44322512, 49862826, 66483768, 99725652, 132967536, 199451304, 398902608]

約数ペア:

[(1, 398902608), (2, 199451304), (3, 132967536), (4, 99725652), (6, 66483768), (8, 49862826), (9, 44322512), (12, 33241884), (13, 30684816), (16, 24931413), (18, 22161256), (24, 16620942), (26, 15342408), (36, 11080628), (39, 10228272), (48, 8310471), (52, 7671204), (72, 5540314), (78, 5114136), (104, 3835602), (117, 3409424), (144, 2770157), (156, 2557068), (208, 1917801), (234, 1704712), (312, 1278534), (409, 975312), (468, 852356), (521, 765648), (624, 639267), (818, 487656), (936, 426178), (1042, 382824), (1227, 325104), (1563, 255216), (1636, 243828), (1872, 213089), (2084, 191412), (2454, 162552), (3126, 127608), (3272, 121914), (3681, 108368), (4168, 95706), (4689, 85072), (4908, 81276), (5317, 75024), (6252, 63804), (6544, 60957), (6773, 58896), (7362, 54184), (8336, 47853), (9378, 42536), (9816, 40638), (10634, 37512), (12504, 31902), (13546, 29448), (14724, 27092), (15951, 25008), (18756, 21268), (19632, 20319)]