2187829

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:264

約数の個数: 16

約数和(自身を含む): 2654208

約数和(自身を除く): 466379

約数列:

[1, 7, 23, 107, 127, 161, 749, 889, 2461, 2921, 13589, 17227, 20447, 95123, 312547, 2187829]

約数ペア:

[(1, 2187829), (7, 312547), (23, 95123), (107, 20447), (127, 17227), (161, 13589), (749, 2921), (889, 2461)]