212900908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1213}}^1\times {\mathrm{3989}}^1$

素因数の和:5217

約数の個数: 24

約数和(自身を含む): 406884240

約数和(自身を除く): 193983332

約数列:

[1, 2, 4, 11, 22, 44, 1213, 2426, 3989, 4852, 7978, 13343, 15956, 26686, 43879, 53372, 87758, 175516, 4838657, 9677314, 19354628, 53225227, 106450454, 212900908]

約数ペア:

[(1, 212900908), (2, 106450454), (4, 53225227), (11, 19354628), (22, 9677314), (44, 4838657), (1213, 175516), (2426, 87758), (3989, 53372), (4852, 43879), (7978, 26686), (13343, 15956)]