2889241873

素因数分解:

$7^1\times {\mathrm{389}}^1\times {\mathrm{491}}^1\times {\mathrm{2161}}^1$

素因数の和:3048

約数の個数: 16

約数和(自身を含む): 3318756480

約数和(自身を除く): 429514607

約数列:

[1, 7, 389, 491, 2161, 2723, 3437, 15127, 190999, 840629, 1061051, 1336993, 5884403, 7427357, 412748839, 2889241873]

約数ペア:

[(1, 2889241873), (7, 412748839), (389, 7427357), (491, 5884403), (2161, 1336993), (2723, 1061051), (3437, 840629), (15127, 190999)]