28725884

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{59351}}^1$

素因数の和:59377

約数の個数: 18

約数和(自身を含む): 55256712

約数和(自身を除く): 26530828

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 59351, 118702, 237404, 652861, 1305722, 2611444, 7181471, 14362942, 28725884]

約数ペア:

[(1, 28725884), (2, 14362942), (4, 7181471), (11, 2611444), (22, 1305722), (44, 652861), (121, 237404), (242, 118702), (484, 59351)]