8509345

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:193

約数の個数: 32

約数和(自身を含む): 11741184

約数和(自身を除く): 3231839

約数列:

[1, 5, 13, 31, 41, 65, 103, 155, 205, 403, 515, 533, 1271, 1339, 2015, 2665, 3193, 4223, 6355, 6695, 15965, 16523, 21115, 41509, 54899, 82615, 130913, 207545, 274495, 654565, 1701869, 8509345]

約数ペア:

[(1, 8509345), (5, 1701869), (13, 654565), (31, 274495), (41, 207545), (65, 130913), (103, 82615), (155, 54899), (205, 41509), (403, 21115), (515, 16523), (533, 15965), (1271, 6695), (1339, 6355), (2015, 4223), (2665, 3193)]