153906221

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{367}}^1\times {\mathrm{431}}^1$

素因数の和:944

約数の個数: 16

約数和(自身を含む): 178053120

約数和(自身を除く): 24146899

約数列:

[1, 7, 139, 367, 431, 973, 2569, 3017, 51013, 59909, 158177, 357091, 419363, 1107239, 21986603, 153906221]

約数ペア:

[(1, 153906221), (7, 21986603), (139, 1107239), (367, 419363), (431, 357091), (973, 158177), (2569, 59909), (3017, 51013)]