81847318

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{1721}}^1$

素因数の和:1852

約数の個数: 32

約数和(自身を含む): 145474560

約数和(自身を除く): 63627242

約数列:

[1, 2, 7, 14, 43, 79, 86, 158, 301, 553, 602, 1106, 1721, 3397, 3442, 6794, 12047, 23779, 24094, 47558, 74003, 135959, 148006, 271918, 518021, 951713, 1036042, 1903426, 5846237, 11692474, 40923659, 81847318]

約数ペア:

[(1, 81847318), (2, 40923659), (7, 11692474), (14, 5846237), (43, 1903426), (79, 1036042), (86, 951713), (158, 518021), (301, 271918), (553, 148006), (602, 135959), (1106, 74003), (1721, 47558), (3397, 24094), (3442, 23779), (6794, 12047)]