15262390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{821}}^1$

素因数の和:865

約数の個数: 48

約数和(自身を含む): 32492016

約数和(自身を除く): 17229626

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 169, 286, 338, 715, 821, 845, 1430, 1642, 1690, 1859, 3718, 4105, 8210, 9031, 9295, 10673, 18062, 18590, 21346, 45155, 53365, 90310, 106730, 117403, 138749, 234806, 277498, 587015, 693745, 1174030, 1387490, 1526239, 3052478, 7631195, 15262390]

約数ペア:

[(1, 15262390), (2, 7631195), (5, 3052478), (10, 1526239), (11, 1387490), (13, 1174030), (22, 693745), (26, 587015), (55, 277498), (65, 234806), (110, 138749), (130, 117403), (143, 106730), (169, 90310), (286, 53365), (338, 45155), (715, 21346), (821, 18590), (845, 18062), (1430, 10673), (1642, 9295), (1690, 9031), (1859, 8210), (3718, 4105)]