129492590

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{54181}}^1$

素因数の和:54427

約数の個数: 16

約数和(自身を含む): 234066240

約数和(自身を除く): 104573650

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 54181, 108362, 270905, 541810, 12949259, 25898518, 64746295, 129492590]

約数ペア:

[(1, 129492590), (2, 64746295), (5, 25898518), (10, 12949259), (239, 541810), (478, 270905), (1195, 108362), (2390, 54181)]