71540217

素因数分解:

$3^2\times 7^1\times {\mathrm{541}}^1\times {\mathrm{2099}}^1$

素因数の和:2653

約数の個数: 24

約数和(自身を含む): 118372800

約数和(自身を除く): 46832583

約数列:

[1, 3, 7, 9, 21, 63, 541, 1623, 2099, 3787, 4869, 6297, 11361, 14693, 18891, 34083, 44079, 132237, 1135559, 3406677, 7948913, 10220031, 23846739, 71540217]

約数ペア:

[(1, 71540217), (3, 23846739), (7, 10220031), (9, 7948913), (21, 3406677), (63, 1135559), (541, 132237), (1623, 44079), (2099, 34083), (3787, 18891), (4869, 14693), (6297, 11361)]