12821978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29009}}^1$

素因数の和:29041

約数の個数: 16

約数和(自身を含む): 21931560

約数和(自身を除く): 9109582

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 29009, 58018, 377117, 493153, 754234, 986306, 6410989, 12821978]

約数ペア:

[(1, 12821978), (2, 6410989), (13, 986306), (17, 754234), (26, 493153), (34, 377117), (221, 58018), (442, 29009)]