220975111

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{11953}}^1$

素因数の和:12118

約数の個数: 16

約数和(自身を含む): 267769600

約数和(自身を除く): 46794489

約数列:

[1, 7, 19, 133, 139, 973, 2641, 11953, 18487, 83671, 227107, 1589749, 1661467, 11630269, 31567873, 220975111]

約数ペア:

[(1, 220975111), (7, 31567873), (19, 11630269), (133, 1661467), (139, 1589749), (973, 227107), (2641, 83671), (11953, 18487)]