277238481

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{16267}}^1$

素因数の和:16325

約数の個数: 32

約数和(自身を含む): 437283840

約数和(自身を除く): 160045359

約数列:

[1, 3, 13, 19, 23, 39, 57, 69, 247, 299, 437, 741, 897, 1311, 5681, 16267, 17043, 48801, 211471, 309073, 374141, 634413, 927219, 1122423, 4017949, 4863833, 7108679, 12053847, 14591499, 21326037, 92412827, 277238481]

約数ペア:

[(1, 277238481), (3, 92412827), (13, 21326037), (19, 14591499), (23, 12053847), (39, 7108679), (57, 4863833), (69, 4017949), (247, 1122423), (299, 927219), (437, 634413), (741, 374141), (897, 309073), (1311, 211471), (5681, 48801), (16267, 17043)]