681398242

素因数分解:

$2^1\times 7^1\times {\mathrm{1901}}^1\times {\mathrm{25603}}^1$

素因数の和:27513

約数の個数: 16

約数和(自身を含む): 1168771392

約数和(自身を除く): 487373150

約数列:

[1, 2, 7, 14, 1901, 3802, 13307, 25603, 26614, 51206, 179221, 358442, 48671303, 97342606, 340699121, 681398242]

約数ペア:

[(1, 681398242), (2, 340699121), (7, 97342606), (14, 48671303), (1901, 358442), (3802, 179221), (13307, 51206), (25603, 26614)]