268540402

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{25253}}^1$

素因数の和:25677

約数の個数: 16

約数和(自身を含む): 434873880

約数和(自身を除く): 166333478

約数列:

[1, 2, 13, 26, 409, 818, 5317, 10634, 25253, 50506, 328289, 656578, 10328477, 20656954, 134270201, 268540402]

約数ペア:

[(1, 268540402), (2, 134270201), (13, 20656954), (26, 10328477), (409, 656578), (818, 328289), (5317, 50506), (10634, 25253)]