15139216

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:391

約数の個数: 40

約数和(自身を含む): 30533760

約数和(自身を除く): 15394544

約数列:

[1, 2, 4, 8, 16, 37, 74, 107, 148, 214, 239, 296, 428, 478, 592, 856, 956, 1712, 1912, 3824, 3959, 7918, 8843, 15836, 17686, 25573, 31672, 35372, 51146, 63344, 70744, 102292, 141488, 204584, 409168, 946201, 1892402, 3784804, 7569608, 15139216]

約数ペア:

[(1, 15139216), (2, 7569608), (4, 3784804), (8, 1892402), (16, 946201), (37, 409168), (74, 204584), (107, 141488), (148, 102292), (214, 70744), (239, 63344), (296, 51146), (428, 35372), (478, 31672), (592, 25573), (856, 17686), (956, 15836), (1712, 8843), (1912, 7918), (3824, 3959)]