4920807645

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^3\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:453

約数の個数: 128

約数和(自身を含む): 9705830400

約数和(自身を除く): 4785022755

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 47, 65, 117, 135, 141, 169, 195, 235, 351, 353, 423, 507, 585, 611, 705, 845, 1059, 1269, 1521, 1755, 1765, 1833, 2115, 2197, 2535, 3055, 3177, 4563, 4589, 5295, 5499, 6345, 6591, 7605, 7943, 9165, 9531, 10985, 13767, 15885, 16497, 16591, 19773, 22815, 22945, 23829, 27495, 32955, 39715, 41301, 47655, 49773, 59319, 59657, 68835, 71487, 82485, 82955, 98865, 103259, 119145, 123903, 149319, 178971, 206505, 214461, 215683, 248865, 296595, 298285, 309777, 357435, 447957, 516295, 536913, 619515, 647049, 746595, 775541, 894855, 929331, 1072305, 1078415, 1548885, 1610739, 1941147, 2239785, 2326623, 2684565, 2787993, 2803879, 3235245, 3877705, 4646655, 5823441, 6979869, 8053695, 8411637, 9705735, 11633115, 13939965, 14019395, 20939607, 25234911, 29117205, 34899345, 36450427, 42058185, 75704733, 104698035, 109351281, 126174555, 182252135, 328053843, 378523665, 546756405, 984161529, 1640269215, 4920807645]

約数ペア:

[(1, 4920807645), (3, 1640269215), (5, 984161529), (9, 546756405), (13, 378523665), (15, 328053843), (27, 182252135), (39, 126174555), (45, 109351281), (47, 104698035), (65, 75704733), (117, 42058185), (135, 36450427), (141, 34899345), (169, 29117205), (195, 25234911), (235, 20939607), (351, 14019395), (353, 13939965), (423, 11633115), (507, 9705735), (585, 8411637), (611, 8053695), (705, 6979869), (845, 5823441), (1059, 4646655), (1269, 3877705), (1521, 3235245), (1755, 2803879), (1765, 2787993), (1833, 2684565), (2115, 2326623), (2197, 2239785), (2535, 1941147), (3055, 1610739), (3177, 1548885), (4563, 1078415), (4589, 1072305), (5295, 929331), (5499, 894855), (6345, 775541), (6591, 746595), (7605, 647049), (7943, 619515), (9165, 536913), (9531, 516295), (10985, 447957), (13767, 357435), (15885, 309777), (16497, 298285), (16591, 296595), (19773, 248865), (22815, 215683), (22945, 214461), (23829, 206505), (27495, 178971), (32955, 149319), (39715, 123903), (41301, 119145), (47655, 103259), (49773, 98865), (59319, 82955), (59657, 82485), (68835, 71487)]