7900389

素因数分解:

$3^3\times 7^1\times {\mathrm{41801}}^1$

素因数の和:41817

約数の個数: 16

約数和(自身を含む): 13376640

約数和(自身を除く): 5476251

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 41801, 125403, 292607, 376209, 877821, 1128627, 2633463, 7900389]

約数ペア:

[(1, 7900389), (3, 2633463), (7, 1128627), (9, 877821), (21, 376209), (27, 292607), (63, 125403), (189, 41801)]