2789423

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:207

約数の個数: 24

約数和(自身を含む): 3638880

約数和(自身を除く): 849457

約数列:

[1, 7, 13, 29, 49, 91, 151, 203, 377, 637, 1057, 1421, 1963, 2639, 4379, 7399, 13741, 18473, 30653, 56927, 96187, 214571, 398489, 2789423]

約数ペア:

[(1, 2789423), (7, 398489), (13, 214571), (29, 96187), (49, 56927), (91, 30653), (151, 18473), (203, 13741), (377, 7399), (637, 4379), (1057, 2639), (1421, 1963)]