398739798

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{363151}}^1$

素因数の和:363220

約数の個数: 24

約数和(自身を含む): 878101536

約数和(自身を除く): 479361738

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 1098, 363151, 726302, 1089453, 2178906, 3268359, 6536718, 22152211, 44304422, 66456633, 132913266, 199369899, 398739798]

約数ペア:

[(1, 398739798), (2, 199369899), (3, 132913266), (6, 66456633), (9, 44304422), (18, 22152211), (61, 6536718), (122, 3268359), (183, 2178906), (366, 1089453), (549, 726302), (1098, 363151)]