28634139

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:679

約数の個数: 24

約数和(自身を含む): 42631680

約数和(自身を除く): 13997541

約数列:

[1, 3, 9, 47, 139, 141, 417, 423, 487, 1251, 1461, 4383, 6533, 19599, 22889, 58797, 67693, 68667, 203079, 206001, 609237, 3181571, 9544713, 28634139]

約数ペア:

[(1, 28634139), (3, 9544713), (9, 3181571), (47, 609237), (139, 206001), (141, 203079), (417, 68667), (423, 67693), (487, 58797), (1251, 22889), (1461, 19599), (4383, 6533)]