28195791

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{2927}}^1$

素因数の和:2975

約数の個数: 24

約数和(自身を含む): 42865920

約数和(自身を除く): 14670129

約数列:

[1, 3, 13, 19, 39, 57, 169, 247, 507, 741, 2927, 3211, 8781, 9633, 38051, 55613, 114153, 166839, 494663, 722969, 1483989, 2168907, 9398597, 28195791]

約数ペア:

[(1, 28195791), (3, 9398597), (13, 2168907), (19, 1483989), (39, 722969), (57, 494663), (169, 166839), (247, 114153), (507, 55613), (741, 38051), (2927, 9633), (3211, 8781)]