726883911

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{144481}}^1$

素因数の和:144543

約数の個数: 24

約数和(自身を含む): 1157011856

約数和(自身を除く): 430127945

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 144481, 433443, 1300329, 1878253, 5634759, 6212683, 16904277, 18638049, 55914147, 80764879, 242294637, 726883911]

約数ペア:

[(1, 726883911), (3, 242294637), (9, 80764879), (13, 55914147), (39, 18638049), (43, 16904277), (117, 6212683), (129, 5634759), (387, 1878253), (559, 1300329), (1677, 433443), (5031, 144481)]