156976521

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{4013}}^1$

素因数の和:4105

約数の個数: 32

約数和(自身を含む): 242766720

約数和(自身を除く): 85790199

約数列:

[1, 3, 13, 17, 39, 51, 59, 177, 221, 663, 767, 1003, 2301, 3009, 4013, 12039, 13039, 39117, 52169, 68221, 156507, 204663, 236767, 710301, 886873, 2660619, 3077971, 4025039, 9233913, 12075117, 52325507, 156976521]

約数ペア:

[(1, 156976521), (3, 52325507), (13, 12075117), (17, 9233913), (39, 4025039), (51, 3077971), (59, 2660619), (177, 886873), (221, 710301), (663, 236767), (767, 204663), (1003, 156507), (2301, 68221), (3009, 52169), (4013, 39117), (12039, 13039)]