71889004

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{148531}}^1$

素因数の和:148557

約数の個数: 18

約数和(自身を含む): 138283292

約数和(自身を除く): 66394288

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 148531, 297062, 594124, 1633841, 3267682, 6535364, 17972251, 35944502, 71889004]

約数ペア:

[(1, 71889004), (2, 35944502), (4, 17972251), (11, 6535364), (22, 3267682), (44, 1633841), (121, 594124), (242, 297062), (484, 148531)]