789998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:403

約数の個数: 16

約数和(自身を含む): 1306800

約数和(自身を除く): 516802

約数列:

[1, 2, 11, 22, 149, 241, 298, 482, 1639, 2651, 3278, 5302, 35909, 71818, 394999, 789998]

約数ペア:

[(1, 789998), (2, 394999), (11, 71818), (22, 35909), (149, 5302), (241, 3278), (298, 2651), (482, 1639)]