71881416

素因数分解:

$2^3\times 3^2\times {\mathrm{998353}}^1$

素因数の和:998365

約数の個数: 24

約数和(自身を含む): 194679030

約数和(自身を除く): 122797614

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 998353, 1996706, 2995059, 3993412, 5990118, 7986824, 8985177, 11980236, 17970354, 23960472, 35940708, 71881416]

約数ペア:

[(1, 71881416), (2, 35940708), (3, 23960472), (4, 17970354), (6, 11980236), (8, 8985177), (9, 7986824), (12, 5990118), (18, 3993412), (24, 2995059), (36, 1996706), (72, 998353)]