12542885

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{257}}^1$

素因数の和:532

約数の個数: 16

約数和(自身を含む): 15529536

約数和(自身を除く): 2986651

約数列:

[1, 5, 43, 215, 227, 257, 1135, 1285, 9761, 11051, 48805, 55255, 58339, 291695, 2508577, 12542885]

約数ペア:

[(1, 12542885), (5, 2508577), (43, 291695), (215, 58339), (227, 55255), (257, 48805), (1135, 11051), (1285, 9761)]