138533488

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{129229}}^1$

素因数の和:129304

約数の個数: 20

約数和(自身を含む): 272416840

約数和(自身を除く): 133883352

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 129229, 258458, 516916, 1033832, 2067664, 8658343, 17316686, 34633372, 69266744, 138533488]

約数ペア:

[(1, 138533488), (2, 69266744), (4, 34633372), (8, 17316686), (16, 8658343), (67, 2067664), (134, 1033832), (268, 516916), (536, 258458), (1072, 129229)]