13909203

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20071}}^1$

素因数の和:20095

約数の個数: 24

約数和(自身を含む): 25049856

約数和(自身を除く): 11140653

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 20071, 60213, 140497, 180639, 220781, 421491, 662343, 1264473, 1545467, 1987029, 4636401, 13909203]

約数ペア:

[(1, 13909203), (3, 4636401), (7, 1987029), (9, 1545467), (11, 1264473), (21, 662343), (33, 421491), (63, 220781), (77, 180639), (99, 140497), (231, 60213), (693, 20071)]