1389811066

素因数分解:

$2^1\times 7^1\times {\mathrm{4831}}^1\times {\mathrm{20549}}^1$

素因数の和:25389

約数の個数: 16

約数和(自身を含む): 2383142400

約数和(自身を除く): 993331334

約数列:

[1, 2, 7, 14, 4831, 9662, 20549, 33817, 41098, 67634, 143843, 287686, 99272219, 198544438, 694905533, 1389811066]

約数ペア:

[(1, 1389811066), (2, 694905533), (7, 198544438), (14, 99272219), (4831, 287686), (9662, 143843), (20549, 67634), (33817, 41098)]