12878792

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{337}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 25735320

約数和(自身を除く): 12856528

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 281, 337, 562, 674, 1124, 1348, 2248, 2696, 4777, 5729, 9554, 11458, 19108, 22916, 38216, 45832, 94697, 189394, 378788, 757576, 1609849, 3219698, 6439396, 12878792]

約数ペア:

[(1, 12878792), (2, 6439396), (4, 3219698), (8, 1609849), (17, 757576), (34, 378788), (68, 189394), (136, 94697), (281, 45832), (337, 38216), (562, 22916), (674, 19108), (1124, 11458), (1348, 9554), (2248, 5729), (2696, 4777)]