131993615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{773}}^1$

素因数の和:899

約数の個数: 32

約数和(自身を含む): 177883776

約数和(自身を除く): 45890161

約数列:

[1, 5, 13, 37, 65, 71, 185, 355, 481, 773, 923, 2405, 2627, 3865, 4615, 10049, 13135, 28601, 34151, 50245, 54883, 143005, 170755, 274415, 371813, 713479, 1859065, 2030671, 3567395, 10153355, 26398723, 131993615]

約数ペア:

[(1, 131993615), (5, 26398723), (13, 10153355), (37, 3567395), (65, 2030671), (71, 1859065), (185, 713479), (355, 371813), (481, 274415), (773, 170755), (923, 143005), (2405, 54883), (2627, 50245), (3865, 34151), (4615, 28601), (10049, 13135)]