66150721

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{1619}}^1$

素因数の和:2088

約数の個数: 16

約数和(自身を含む): 81648000

約数和(自身を除く): 15497279

約数列:

[1, 7, 13, 91, 449, 1619, 3143, 5837, 11333, 21047, 40859, 147329, 726931, 5088517, 9450103, 66150721]

約数ペア:

[(1, 66150721), (7, 9450103), (13, 5088517), (91, 726931), (449, 147329), (1619, 40859), (3143, 21047), (5837, 11333)]