77972456

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{145471}}^1$

素因数の和:145544

約数の個数: 16

約数和(自身を含む): 148381440

約数和(自身を除く): 70408984

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 145471, 290942, 581884, 1163768, 9746557, 19493114, 38986228, 77972456]

約数ペア:

[(1, 77972456), (2, 38986228), (4, 19493114), (8, 9746557), (67, 1163768), (134, 581884), (268, 290942), (536, 145471)]