52778999

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 69632640

約数和(自身を除く): 16853641

約数列:

[1, 7, 13, 17, 91, 109, 119, 221, 313, 763, 1417, 1547, 1853, 2191, 4069, 5321, 9919, 12971, 24089, 28483, 34117, 37247, 69173, 168623, 238819, 443521, 484211, 579989, 3104647, 4059923, 7539857, 52778999]

約数ペア:

[(1, 52778999), (7, 7539857), (13, 4059923), (17, 3104647), (91, 579989), (109, 484211), (119, 443521), (221, 238819), (313, 168623), (763, 69173), (1417, 37247), (1547, 34117), (1853, 28483), (2191, 24089), (4069, 12971), (5321, 9919)]