140912639

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{4957}}^1$

素因数の和:5126

約数の個数: 16

約数和(自身を含む): 167540736

約数和(自身を除く): 26628097

約数列:

[1, 7, 31, 131, 217, 917, 4061, 4957, 28427, 34699, 153667, 649367, 1075669, 4545569, 20130377, 140912639]

約数ペア:

[(1, 140912639), (7, 20130377), (31, 4545569), (131, 1075669), (217, 649367), (917, 153667), (4061, 34699), (4957, 28427)]