215687048

素因数分解:

$2^3\times {\mathrm{313}}^1\times {\mathrm{86137}}^1$

素因数の和:86456

約数の個数: 16

約数和(自身を含む): 405709980

約数和(自身を除く): 190022932

約数列:

[1, 2, 4, 8, 313, 626, 1252, 2504, 86137, 172274, 344548, 689096, 26960881, 53921762, 107843524, 215687048]

約数ペア:

[(1, 215687048), (2, 107843524), (4, 53921762), (8, 26960881), (313, 689096), (626, 344548), (1252, 172274), (2504, 86137)]