207412919

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{509}}^1\times {\mathrm{2531}}^1$

素因数の和:3070

約数の個数: 16

約数和(自身を含む): 247933440

約数和(自身を除く): 40520521

約数列:

[1, 7, 23, 161, 509, 2531, 3563, 11707, 17717, 58213, 81949, 407491, 1288279, 9017953, 29630417, 207412919]

約数ペア:

[(1, 207412919), (7, 29630417), (23, 9017953), (161, 1288279), (509, 407491), (2531, 81949), (3563, 58213), (11707, 17717)]