12640347

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{12653}}^1$

素因数の和:12699

約数の個数: 16

約数和(自身を含む): 19234080

約数和(自身を除く): 6593733

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 12653, 37959, 113877, 341631, 468161, 1404483, 4213449, 12640347]

約数ペア:

[(1, 12640347), (3, 4213449), (9, 1404483), (27, 468161), (37, 341631), (111, 113877), (333, 37959), (999, 12653)]