68335869

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2423}}^1$

素因数の和:2529

約数の個数: 32

約数和(自身を含む): 111697920

約数和(自身を除く): 43362051

約数列:

[1, 3, 7, 17, 21, 51, 79, 119, 237, 357, 553, 1343, 1659, 2423, 4029, 7269, 9401, 16961, 28203, 41191, 50883, 123573, 191417, 288337, 574251, 865011, 1339919, 3254089, 4019757, 9762267, 22778623, 68335869]

約数ペア:

[(1, 68335869), (3, 22778623), (7, 9762267), (17, 4019757), (21, 3254089), (51, 1339919), (79, 865011), (119, 574251), (237, 288337), (357, 191417), (553, 123573), (1343, 50883), (1659, 41191), (2423, 28203), (4029, 16961), (7269, 9401)]