13421859

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{2351}}^1$

素因数の和:2538

約数の個数: 16

約数和(自身を含む): 19643904

約数和(自身を除く): 6222045

約数列:

[1, 3, 11, 33, 173, 519, 1903, 2351, 5709, 7053, 25861, 77583, 406723, 1220169, 4473953, 13421859]

約数ペア:

[(1, 13421859), (3, 4473953), (11, 1220169), (33, 406723), (173, 77583), (519, 25861), (1903, 7053), (2351, 5709)]