1242173639

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{523}}^1\times {\mathrm{2441}}^1$

素因数の和:3110

約数の個数: 16

約数和(自身を含む): 1433160960

約数和(自身を除く): 190987321

約数列:

[1, 7, 139, 523, 973, 2441, 3661, 17087, 72697, 339299, 508879, 1276643, 2375093, 8936501, 177453377, 1242173639]

約数ペア:

[(1, 1242173639), (7, 177453377), (139, 8936501), (523, 2375093), (973, 1276643), (2441, 508879), (3661, 339299), (17087, 72697)]