81627483

素因数分解:

$3^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{3449}}^1$

素因数の和:3496

約数の個数: 32

約数和(自身を含む): 132480000

約数和(自身を除く): 50852517

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 343, 483, 1029, 1127, 3381, 3449, 7889, 10347, 23667, 24143, 72429, 79327, 169001, 237981, 507003, 555289, 1183007, 1665867, 3549021, 3887023, 11661069, 27209161, 81627483]

約数ペア:

[(1, 81627483), (3, 27209161), (7, 11661069), (21, 3887023), (23, 3549021), (49, 1665867), (69, 1183007), (147, 555289), (161, 507003), (343, 237981), (483, 169001), (1029, 79327), (1127, 72429), (3381, 24143), (3449, 23667), (7889, 10347)]