71320305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21911}}^1$

素因数の和:21957

約数の個数: 32

約数和(自身を含む): 134627328

約数和(自身を除く): 63307023

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 1085, 3255, 21911, 65733, 109555, 153377, 328665, 460131, 679241, 766885, 2037723, 2300655, 3396205, 4754687, 10188615, 14264061, 23773435, 71320305]

約数ペア:

[(1, 71320305), (3, 23773435), (5, 14264061), (7, 10188615), (15, 4754687), (21, 3396205), (31, 2300655), (35, 2037723), (93, 766885), (105, 679241), (155, 460131), (217, 328665), (465, 153377), (651, 109555), (1085, 65733), (3255, 21911)]