641293341

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{1031}}^1$

素因数の和:1477

約数の個数: 32

約数和(自身を含む): 946632960

約数和(自身を除く): 305339619

約数列:

[1, 3, 13, 39, 41, 123, 389, 533, 1031, 1167, 1599, 3093, 5057, 13403, 15171, 15949, 40209, 42271, 47847, 126813, 207337, 401059, 549523, 622011, 1203177, 1648569, 5213767, 15641301, 16443419, 49330257, 213764447, 641293341]

約数ペア:

[(1, 641293341), (3, 213764447), (13, 49330257), (39, 16443419), (41, 15641301), (123, 5213767), (389, 1648569), (533, 1203177), (1031, 622011), (1167, 549523), (1599, 401059), (3093, 207337), (5057, 126813), (13403, 47847), (15171, 42271), (15949, 40209)]