138903886

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{5683}}^1$

素因数の和:5808

約数の個数: 24

約数和(自身を含む): 231327432

約数和(自身を除く): 92423546

約数列:

[1, 2, 11, 22, 101, 121, 202, 242, 1111, 2222, 5683, 11366, 12221, 24442, 62513, 125026, 573983, 687643, 1147966, 1375286, 6313813, 12627626, 69451943, 138903886]

約数ペア:

[(1, 138903886), (2, 69451943), (11, 12627626), (22, 6313813), (101, 1375286), (121, 1147966), (202, 687643), (242, 573983), (1111, 125026), (2222, 62513), (5683, 24442), (11366, 12221)]