619393385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{487}}^1\times {\mathrm{1151}}^1$

素因数の和:1673

約数の個数: 32

約数和(自身を含む): 850010112

約数和(自身を除く): 230616727

約数列:

[1, 5, 13, 17, 65, 85, 221, 487, 1105, 1151, 2435, 5755, 6331, 8279, 14963, 19567, 31655, 41395, 74815, 97835, 107627, 254371, 538135, 560537, 1271855, 2802685, 7286981, 9529129, 36434905, 47645645, 123878677, 619393385]

約数ペア:

[(1, 619393385), (5, 123878677), (13, 47645645), (17, 36434905), (65, 9529129), (85, 7286981), (221, 2802685), (487, 1271855), (1105, 560537), (1151, 538135), (2435, 254371), (5755, 107627), (6331, 97835), (8279, 74815), (14963, 41395), (19567, 31655)]