1289788126

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{701}}^1\times {\mathrm{7603}}^1$

素因数の和:8328

約数の個数: 24

約数和(自身を含む): 2129865192

約数和(自身を除く): 840077066

約数列:

[1, 2, 11, 22, 121, 242, 701, 1402, 7603, 7711, 15206, 15422, 83633, 84821, 167266, 169642, 919963, 1839926, 5329703, 10659406, 58626733, 117253466, 644894063, 1289788126]

約数ペア:

[(1, 1289788126), (2, 644894063), (11, 117253466), (22, 58626733), (121, 10659406), (242, 5329703), (701, 1839926), (1402, 919963), (7603, 169642), (7711, 167266), (15206, 84821), (15422, 83633)]