12657725

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:337

約数の個数: 24

約数和(自身を含む): 16452072

約数和(自身を除く): 3794347

約数列:

[1, 5, 25, 41, 53, 205, 233, 265, 1025, 1165, 1325, 2173, 5825, 9553, 10865, 12349, 47765, 54325, 61745, 238825, 308725, 506309, 2531545, 12657725]

約数ペア:

[(1, 12657725), (5, 2531545), (25, 506309), (41, 308725), (53, 238825), (205, 61745), (233, 54325), (265, 47765), (1025, 12349), (1165, 10865), (1325, 9553), (2173, 5825)]