87273428

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{180317}}^1$

素因数の和:180343

約数の個数: 18

約数和(自身を含む): 167876058

約数和(自身を除く): 80602630

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 180317, 360634, 721268, 1983487, 3966974, 7933948, 21818357, 43636714, 87273428]

約数ペア:

[(1, 87273428), (2, 43636714), (4, 21818357), (11, 7933948), (22, 3966974), (44, 1983487), (121, 721268), (242, 360634), (484, 180317)]