123742138

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{349}}^1\times {\mathrm{1049}}^1$

素因数の和:1426

約数の個数: 24

約数和(自身を含む): 201757500

約数和(自身を除く): 78015362

約数列:

[1, 2, 13, 26, 169, 338, 349, 698, 1049, 2098, 4537, 9074, 13637, 27274, 58981, 117962, 177281, 354562, 366101, 732202, 4759313, 9518626, 61871069, 123742138]

約数ペア:

[(1, 123742138), (2, 61871069), (13, 9518626), (26, 4759313), (169, 732202), (338, 366101), (349, 354562), (698, 177281), (1049, 117962), (2098, 58981), (4537, 27274), (9074, 13637)]