408021523

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{5021}}^1$

素因数の和:5107

約数の個数: 32

約数和(自身を含む): 539965440

約数和(自身を除く): 131943917

約数列:

[1, 7, 13, 19, 47, 91, 133, 247, 329, 611, 893, 1729, 4277, 5021, 6251, 11609, 35147, 65273, 81263, 95399, 235987, 456911, 667793, 1240187, 1651909, 3067831, 4483753, 8681309, 21474817, 31386271, 58288789, 408021523]

約数ペア:

[(1, 408021523), (7, 58288789), (13, 31386271), (19, 21474817), (47, 8681309), (91, 4483753), (133, 3067831), (247, 1651909), (329, 1240187), (611, 667793), (893, 456911), (1729, 235987), (4277, 95399), (5021, 81263), (6251, 65273), (11609, 35147)]