15721486784

素因数分解:

$2^6\times {\mathrm{245648231}}^1$

素因数の和:245648243

約数の個数: 14

約数和(自身を含む): 31197325464

約数和(自身を除く): 15475838680

約数列:

[1, 2, 4, 8, 16, 32, 64, 245648231, 491296462, 982592924, 1965185848, 3930371696, 7860743392, 15721486784]

約数ペア:

[(1, 15721486784), (2, 7860743392), (4, 3930371696), (8, 1965185848), (16, 982592924), (32, 491296462), (64, 245648231)]