30057209

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 38814720

約数和(自身を除く): 8757511

約数列:

[1, 7, 13, 37, 79, 91, 113, 259, 481, 553, 791, 1027, 1469, 2923, 3367, 4181, 7189, 8927, 10283, 20461, 29267, 37999, 54353, 62489, 116051, 265993, 330299, 380471, 812357, 2312093, 4293887, 30057209]

約数ペア:

[(1, 30057209), (7, 4293887), (13, 2312093), (37, 812357), (79, 380471), (91, 330299), (113, 265993), (259, 116051), (481, 62489), (553, 54353), (791, 37999), (1027, 29267), (1469, 20461), (2923, 10283), (3367, 8927), (4181, 7189)]