156620486

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{251}}^2$

素因数の和:628

約数の個数: 24

約数和(自身を含む): 259590312

約数和(自身を除く): 102969826

約数列:

[1, 2, 11, 22, 113, 226, 251, 502, 1243, 2486, 2761, 5522, 28363, 56726, 63001, 126002, 311993, 623986, 693011, 1386022, 7119113, 14238226, 78310243, 156620486]

約数ペア:

[(1, 156620486), (2, 78310243), (11, 14238226), (22, 7119113), (113, 1386022), (226, 693011), (251, 623986), (502, 311993), (1243, 126002), (2486, 63001), (2761, 56726), (5522, 28363)]