57280258

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{177889}}^1$

素因数の和:177921

約数の個数: 16

約数和(自身を含む): 102464640

約数和(自身を除く): 45184382

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 177889, 355778, 1245223, 2490446, 4091447, 8182894, 28640129, 57280258]

約数ペア:

[(1, 57280258), (2, 28640129), (7, 8182894), (14, 4091447), (23, 2490446), (46, 1245223), (161, 355778), (322, 177889)]