13121155

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1607}}^1$

素因数の和:1706

約数の個数: 16

約数和(自身を含む): 16671744

約数和(自身を除く): 3550589

約数列:

[1, 5, 23, 71, 115, 355, 1607, 1633, 8035, 8165, 36961, 114097, 184805, 570485, 2624231, 13121155]

約数ペア:

[(1, 13121155), (5, 2624231), (23, 570485), (71, 184805), (115, 114097), (355, 36961), (1607, 8165), (1633, 8035)]