1280491702

素因数分解:

$2^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{288529}}^1$

素因数の和:288855

約数の個数: 16

約数和(自身を含む): 2202060960

約数和(自身を除く): 921569258

約数列:

[1, 2, 7, 14, 317, 634, 2219, 4438, 288529, 577058, 2019703, 4039406, 91463693, 182927386, 640245851, 1280491702]

約数ペア:

[(1, 1280491702), (2, 640245851), (7, 182927386), (14, 91463693), (317, 4039406), (634, 2019703), (2219, 577058), (4438, 288529)]