399702926

素因数分解:

$2^1\times 7^1\times {\mathrm{2423}}^1\times {\mathrm{11783}}^1$

素因数の和:14215

約数の個数: 16

約数和(自身を含む): 685545984

約数和(自身を除く): 285843058

約数列:

[1, 2, 7, 14, 2423, 4846, 11783, 16961, 23566, 33922, 82481, 164962, 28550209, 57100418, 199851463, 399702926]

約数ペア:

[(1, 399702926), (2, 199851463), (7, 57100418), (14, 28550209), (2423, 164962), (4846, 82481), (11783, 33922), (16961, 23566)]