68158909

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 89600000

約数和(自身を除く): 21441091

約数列:

[1, 7, 13, 19, 79, 91, 133, 247, 499, 553, 1027, 1501, 1729, 3493, 6487, 7189, 9481, 10507, 19513, 39421, 45409, 66367, 123253, 136591, 275947, 512473, 748999, 862771, 3587311, 5242993, 9736987, 68158909]

約数ペア:

[(1, 68158909), (7, 9736987), (13, 5242993), (19, 3587311), (79, 862771), (91, 748999), (133, 512473), (247, 275947), (499, 136591), (553, 123253), (1027, 66367), (1501, 45409), (1729, 39421), (3493, 19513), (6487, 10507), (7189, 9481)]