39143975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2801}}^1$

素因数の和:2867

約数の個数: 24

約数和(自身を含む): 53506992

約数和(自身を除く): 14363017

約数列:

[1, 5, 13, 25, 43, 65, 215, 325, 559, 1075, 2795, 2801, 13975, 14005, 36413, 70025, 120443, 182065, 602215, 910325, 1565759, 3011075, 7828795, 39143975]

約数ペア:

[(1, 39143975), (5, 7828795), (13, 3011075), (25, 1565759), (43, 910325), (65, 602215), (215, 182065), (325, 120443), (559, 70025), (1075, 36413), (2795, 14005), (2801, 13975)]