81788196

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{973669}}^1$

素因数の和:973683

約数の個数: 24

約数和(自身を含む): 218102080

約数和(自身を除く): 136313884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 973669, 1947338, 2921007, 3894676, 5842014, 6815683, 11684028, 13631366, 20447049, 27262732, 40894098, 81788196]

約数ペア:

[(1, 81788196), (2, 40894098), (3, 27262732), (4, 20447049), (6, 13631366), (7, 11684028), (12, 6815683), (14, 5842014), (21, 3894676), (28, 2921007), (42, 1947338), (84, 973669)]