3926975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:347

約数の個数: 24

約数和(自身を含む): 5385072

約数和(自身を除く): 1458097

約数列:

[1, 5, 13, 25, 43, 65, 215, 281, 325, 559, 1075, 1405, 2795, 3653, 7025, 12083, 13975, 18265, 60415, 91325, 157079, 302075, 785395, 3926975]

約数ペア:

[(1, 3926975), (5, 785395), (13, 302075), (25, 157079), (43, 91325), (65, 60415), (215, 18265), (281, 13975), (325, 12083), (559, 7025), (1075, 3653), (1405, 2795)]