87640924

素因数分解:

$2^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{17293}}^1$

素因数の和:17485

約数の個数: 24

約数和(自身を含む): 176260448

約数和(自身を除く): 88619524

約数列:

[1, 2, 4, 7, 14, 28, 181, 362, 724, 1267, 2534, 5068, 17293, 34586, 69172, 121051, 242102, 484204, 3130033, 6260066, 12520132, 21910231, 43820462, 87640924]

約数ペア:

[(1, 87640924), (2, 43820462), (4, 21910231), (7, 12520132), (14, 6260066), (28, 3130033), (181, 484204), (362, 242102), (724, 121051), (1267, 69172), (2534, 34586), (5068, 17293)]