158915086

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 264378240

約数和(自身を除く): 105463154

約数列:

[1, 2, 11, 22, 139, 157, 278, 314, 331, 662, 1529, 1727, 3058, 3454, 3641, 7282, 21823, 43646, 46009, 51967, 92018, 103934, 240053, 480106, 506099, 571637, 1012198, 1143274, 7223413, 14446826, 79457543, 158915086]

約数ペア:

[(1, 158915086), (2, 79457543), (11, 14446826), (22, 7223413), (139, 1143274), (157, 1012198), (278, 571637), (314, 506099), (331, 480106), (662, 240053), (1529, 103934), (1727, 92018), (3058, 51967), (3454, 46009), (3641, 43646), (7282, 21823)]