131331231

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{1721}}^1$

素因数の和:1927

約数の個数: 24

約数和(自身を含む): 194310480

約数和(自身を除く): 62979249

約数列:

[1, 3, 9, 61, 139, 183, 417, 549, 1251, 1721, 5163, 8479, 15489, 25437, 76311, 104981, 239219, 314943, 717657, 944829, 2152971, 14592359, 43777077, 131331231]

約数ペア:

[(1, 131331231), (3, 43777077), (9, 14592359), (61, 2152971), (139, 944829), (183, 717657), (417, 314943), (549, 239219), (1251, 104981), (1721, 76311), (5163, 25437), (8479, 15489)]