12665510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1$

素因数の和:569

約数の個数: 64

約数和(自身を含む): 28413504

約数和(自身を除く): 15747994

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 55, 65, 85, 110, 130, 143, 170, 187, 221, 286, 374, 442, 521, 715, 935, 1042, 1105, 1430, 1870, 2210, 2431, 2605, 4862, 5210, 5731, 6773, 8857, 11462, 12155, 13546, 17714, 24310, 28655, 33865, 44285, 57310, 67730, 74503, 88570, 97427, 115141, 149006, 194854, 230282, 372515, 487135, 575705, 745030, 974270, 1151410, 1266551, 2533102, 6332755, 12665510]

約数ペア:

[(1, 12665510), (2, 6332755), (5, 2533102), (10, 1266551), (11, 1151410), (13, 974270), (17, 745030), (22, 575705), (26, 487135), (34, 372515), (55, 230282), (65, 194854), (85, 149006), (110, 115141), (130, 97427), (143, 88570), (170, 74503), (187, 67730), (221, 57310), (286, 44285), (374, 33865), (442, 28655), (521, 24310), (715, 17714), (935, 13546), (1042, 12155), (1105, 11462), (1430, 8857), (1870, 6773), (2210, 5731), (2431, 5210), (2605, 4862)]