1900796681

素因数分解:

$7^2\times {\mathrm{127}}^1\times {\mathrm{281}}^1\times {\mathrm{1087}}^1$

素因数の和:1509

約数の個数: 24

約数和(自身を含む): 2238529536

約数和(自身を除く): 337732855

約数列:

[1, 7, 49, 127, 281, 889, 1087, 1967, 6223, 7609, 13769, 35687, 53263, 138049, 249809, 305447, 966343, 1748663, 2138129, 6764401, 14966903, 38791769, 271542383, 1900796681]

約数ペア:

[(1, 1900796681), (7, 271542383), (49, 38791769), (127, 14966903), (281, 6764401), (889, 2138129), (1087, 1748663), (1967, 966343), (6223, 305447), (7609, 249809), (13769, 138049), (35687, 53263)]