26959205

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{307}}^1$

素因数の和:525

約数の個数: 32

約数和(自身を含む): 40153344

約数和(自身を除く): 13194139

約数列:

[1, 5, 7, 13, 35, 65, 91, 193, 307, 455, 965, 1351, 1535, 2149, 2509, 3991, 6755, 10745, 12545, 17563, 19955, 27937, 59251, 87815, 139685, 296255, 414757, 770263, 2073785, 3851315, 5391841, 26959205]

約数ペア:

[(1, 26959205), (5, 5391841), (7, 3851315), (13, 2073785), (35, 770263), (65, 414757), (91, 296255), (193, 139685), (307, 87815), (455, 59251), (965, 27937), (1351, 19955), (1535, 17563), (2149, 12545), (2509, 10745), (3991, 6755)]