4401943

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{61}}^2$

素因数の和:155

約数の個数: 18

約数和(自身を含む): 5538312

約数和(自身を除く): 1136369

約数列:

[1, 7, 13, 61, 91, 169, 427, 793, 1183, 3721, 5551, 10309, 26047, 48373, 72163, 338611, 628849, 4401943]

約数ペア:

[(1, 4401943), (7, 628849), (13, 338611), (61, 72163), (91, 48373), (169, 26047), (427, 10309), (793, 5551), (1183, 3721)]