1247895909

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{18047}}^1$

素因数の和:18266

約数の個数: 32

約数和(自身を含む): 2001162240

約数和(自身を除く): 753266331

約数列:

[1, 3, 9, 13, 27, 39, 117, 197, 351, 591, 1773, 2561, 5319, 7683, 18047, 23049, 54141, 69147, 162423, 234611, 487269, 703833, 2111499, 3555259, 6334497, 10665777, 31997331, 46218367, 95991993, 138655101, 415965303, 1247895909]

約数ペア:

[(1, 1247895909), (3, 415965303), (9, 138655101), (13, 95991993), (27, 46218367), (39, 31997331), (117, 10665777), (197, 6334497), (351, 3555259), (591, 2111499), (1773, 703833), (2561, 487269), (5319, 234611), (7683, 162423), (18047, 69147), (23049, 54141)]