1320200077

素因数分解:

$7^1\times {\mathrm{271}}^1\times {\mathrm{397}}^1\times {\mathrm{1753}}^1$

素因数の和:2428

約数の個数: 16

約数和(自身を含む): 1519048192

約数和(自身を除く): 198848115

約数列:

[1, 7, 271, 397, 1753, 1897, 2779, 12271, 107587, 475063, 695941, 753109, 3325441, 4871587, 188600011, 1320200077]

約数ペア:

[(1, 1320200077), (7, 188600011), (271, 4871587), (397, 3325441), (1753, 753109), (1897, 695941), (2779, 475063), (12271, 107587)]