660809009

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{7331}}^1$

素因数の和:7580

約数の個数: 16

約数和(自身を含む): 769566720

約数和(自身を除く): 108757711

約数列:

[1, 7, 79, 163, 553, 1141, 7331, 12877, 51317, 90139, 579149, 1194953, 4054043, 8364671, 94401287, 660809009]

約数ペア:

[(1, 660809009), (7, 94401287), (79, 8364671), (163, 4054043), (553, 1194953), (1141, 579149), (7331, 90139), (12877, 51317)]