278906039

素因数分解:

${\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{1399}}^1$

素因数の和:1598

約数の個数: 16

約数和(自身を含む): 295680000

約数和(自身を除く): 16773961

約数列:

[1, 31, 59, 109, 1399, 1829, 3379, 6431, 43369, 82541, 152491, 199361, 2558771, 4727221, 8996969, 278906039]

約数ペア:

[(1, 278906039), (31, 8996969), (59, 4727221), (109, 2558771), (1399, 199361), (1829, 152491), (3379, 82541), (6431, 43369)]