128959623

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{25633}}^1$

素因数の和:25695

約数の個数: 24

約数和(自身を含む): 205277072

約数和(自身を除く): 76317449

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 25633, 76899, 230697, 333229, 999687, 1102219, 2999061, 3306657, 9919971, 14328847, 42986541, 128959623]

約数ペア:

[(1, 128959623), (3, 42986541), (9, 14328847), (13, 9919971), (39, 3306657), (43, 2999061), (117, 1102219), (129, 999687), (387, 333229), (559, 230697), (1677, 76899), (5031, 25633)]