131972315

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{4177}}^1$

素因数の和:4342

約数の個数: 16

約数和(自身を含む): 162440640

約数和(自身を除く): 30468325

約数列:

[1, 5, 71, 89, 355, 445, 4177, 6319, 20885, 31595, 296567, 371753, 1482835, 1858765, 26394463, 131972315]

約数ペア:

[(1, 131972315), (5, 26394463), (71, 1858765), (89, 1482835), (355, 371753), (445, 296567), (4177, 31595), (6319, 20885)]