156989771921

素因数分解:

${\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1\times {\mathrm{285451}}^1$

素因数の和:285752

約数の個数: 16

約数和(自身を含む): 164529965568

約数和(自身を除く): 7540193647

約数列:

[1, 31, 113, 157, 3503, 4867, 17741, 285451, 549971, 8848981, 32255963, 44815807, 999934853, 1389290017, 5064186191, 156989771921]

約数ペア:

[(1, 156989771921), (31, 5064186191), (113, 1389290017), (157, 999934853), (3503, 44815807), (4867, 32255963), (17741, 8848981), (285451, 549971)]