68240145

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{1453}}^1$

素因数の和:1593

約数の個数: 32

約数和(自身を含む): 113900544

約数和(自身を除く): 45660399

約数列:

[1, 3, 5, 15, 31, 93, 101, 155, 303, 465, 505, 1453, 1515, 3131, 4359, 7265, 9393, 15655, 21795, 45043, 46965, 135129, 146753, 225215, 440259, 675645, 733765, 2201295, 4549343, 13648029, 22746715, 68240145]

約数ペア:

[(1, 68240145), (3, 22746715), (5, 13648029), (15, 4549343), (31, 2201295), (93, 733765), (101, 675645), (155, 440259), (303, 225215), (465, 146753), (505, 135129), (1453, 46965), (1515, 45043), (3131, 21795), (4359, 15655), (7265, 9393)]