398227144

素因数分解:

$2^3\times 7^1\times {\mathrm{7111199}}^1$

素因数の和:7111212

約数の個数: 16

約数和(自身を含む): 853344000

約数和(自身を除く): 455116856

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 7111199, 14222398, 28444796, 49778393, 56889592, 99556786, 199113572, 398227144]

約数ペア:

[(1, 398227144), (2, 199113572), (4, 99556786), (7, 56889592), (8, 49778393), (14, 28444796), (28, 14222398), (56, 7111199)]