281036038

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1\times {\mathrm{2521}}^1$

素因数の和:3063

約数の個数: 16

約数和(自身を含む): 425814480

約数和(自身を除く): 144778442

約数列:

[1, 2, 139, 278, 401, 802, 2521, 5042, 55739, 111478, 350419, 700838, 1010921, 2021842, 140518019, 281036038]

約数ペア:

[(1, 281036038), (2, 140518019), (139, 2021842), (278, 1010921), (401, 700838), (802, 350419), (2521, 111478), (5042, 55739)]