68806521

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{16301}}^1$

素因数の和:16381

約数の個数: 24

約数和(自身を含む): 115287744

約数和(自身を除く): 46481223

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 4221, 16301, 48903, 114107, 146709, 342321, 1026963, 1092167, 3276501, 7645169, 9829503, 22935507, 68806521]

約数ペア:

[(1, 68806521), (3, 22935507), (7, 9829503), (9, 7645169), (21, 3276501), (63, 1092167), (67, 1026963), (201, 342321), (469, 146709), (603, 114107), (1407, 48903), (4221, 16301)]