28813826769

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{15077879}}^1$

素因数の和:15077909

約数の個数: 24

約数和(自身を含む): 48128592960

約数和(自身を除く): 19314766191

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 15077879, 45233637, 105545153, 196012427, 316635459, 588037281, 738816071, 1372086989, 2216448213, 4116260967, 9604608923, 28813826769]

約数ペア:

[(1, 28813826769), (3, 9604608923), (7, 4116260967), (13, 2216448213), (21, 1372086989), (39, 738816071), (49, 588037281), (91, 316635459), (147, 196012427), (273, 105545153), (637, 45233637), (1911, 15077879)]