139048844

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{287291}}^1$

素因数の和:287317

約数の個数: 18

約数和(自身を含む): 267468852

約数和(自身を除く): 128420008

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 287291, 574582, 1149164, 3160201, 6320402, 12640804, 34762211, 69524422, 139048844]

約数ペア:

[(1, 139048844), (2, 69524422), (4, 34762211), (11, 12640804), (22, 6320402), (44, 3160201), (121, 1149164), (242, 574582), (484, 287291)]