31978062

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{12781}}^1$

素因数の和:12928

約数の個数: 24

約数和(自身を含む): 69789720

約数和(自身を除く): 37811658

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 12781, 25562, 38343, 76686, 115029, 230058, 1776559, 3553118, 5329677, 10659354, 15989031, 31978062]

約数ペア:

[(1, 31978062), (2, 15989031), (3, 10659354), (6, 5329677), (9, 3553118), (18, 1776559), (139, 230058), (278, 115029), (417, 76686), (834, 38343), (1251, 25562), (2502, 12781)]