131401291

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1039}}^1$

素因数の和:1171

約数の個数: 24

約数和(自身を含む): 160056000

約数和(自身を除く): 28654709

約数列:

[1, 7, 29, 49, 89, 203, 623, 1039, 1421, 2581, 4361, 7273, 18067, 30131, 50911, 92471, 126469, 210917, 647297, 1476419, 2681659, 4531079, 18771613, 131401291]

約数ペア:

[(1, 131401291), (7, 18771613), (29, 4531079), (49, 2681659), (89, 1476419), (203, 647297), (623, 210917), (1039, 126469), (1421, 92471), (2581, 50911), (4361, 30131), (7273, 18067)]