22784489

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:225

約数の個数: 32

約数和(自身を含む): 29519616

約数和(自身を除く): 6735127

約数列:

[1, 7, 13, 37, 67, 91, 101, 259, 469, 481, 707, 871, 1313, 2479, 3367, 3737, 6097, 6767, 9191, 17353, 26159, 32227, 47369, 48581, 87971, 225589, 250379, 340067, 615797, 1752653, 3254927, 22784489]

約数ペア:

[(1, 22784489), (7, 3254927), (13, 1752653), (37, 615797), (67, 340067), (91, 250379), (101, 225589), (259, 87971), (469, 48581), (481, 47369), (707, 32227), (871, 26159), (1313, 17353), (2479, 9191), (3367, 6767), (3737, 6097)]