381560257

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{2251}}^1$

素因数の和:2353

約数の個数: 24

約数和(自身を含む): 445085280

約数和(自身を除く): 63525023

約数列:

[1, 13, 17, 59, 169, 221, 767, 1003, 2251, 2873, 9971, 13039, 29263, 38267, 132809, 169507, 380419, 497471, 1726517, 2257753, 6467123, 22444721, 29350789, 381560257]

約数ペア:

[(1, 381560257), (13, 29350789), (17, 22444721), (59, 6467123), (169, 2257753), (221, 1726517), (767, 497471), (1003, 380419), (2251, 169507), (2873, 132809), (9971, 38267), (13039, 29263)]