66990116

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{2131}}^1$

素因数の和:2435

約数の個数: 24

約数和(自身を含む): 121779840

約数和(自身を除く): 54789724

約数列:

[1, 2, 4, 29, 58, 116, 271, 542, 1084, 2131, 4262, 7859, 8524, 15718, 31436, 61799, 123598, 247196, 577501, 1155002, 2310004, 16747529, 33495058, 66990116]

約数ペア:

[(1, 66990116), (2, 33495058), (4, 16747529), (29, 2310004), (58, 1155002), (116, 577501), (271, 247196), (542, 123598), (1084, 61799), (2131, 31436), (4262, 15718), (7859, 8524)]