128040812641

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{1361}}^1\times {\mathrm{101051}}^1$

素因数の和:102445

約数の個数: 24

約数和(自身を含む): 156901419360

約数和(自身を除く): 28860606719

約数列:

[1, 7, 19, 49, 133, 931, 1361, 9527, 25859, 66689, 101051, 181013, 707357, 1267091, 1919969, 4951499, 13439783, 94078481, 137530411, 962712877, 2613077809, 6738990139, 18291544663, 128040812641]

約数ペア:

[(1, 128040812641), (7, 18291544663), (19, 6738990139), (49, 2613077809), (133, 962712877), (931, 137530411), (1361, 94078481), (9527, 13439783), (25859, 4951499), (66689, 1919969), (101051, 1267091), (181013, 707357)]