12643371

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{12007}}^1$

素因数の和:12032

約数の個数: 20

約数和(自身を含む): 20341552

約数和(自身を除く): 7698181

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 12007, 36021, 108063, 156091, 324189, 468273, 972567, 1404819, 4214457, 12643371]

約数ペア:

[(1, 12643371), (3, 4214457), (9, 1404819), (13, 972567), (27, 468273), (39, 324189), (81, 156091), (117, 108063), (351, 36021), (1053, 12007)]