664461765

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{447449}}^1$

素因数の和:447474

約数の個数: 32

約数和(自身を含む): 1288656000

約数和(自身を除く): 624194235

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 447449, 1342347, 2237245, 4027041, 4921939, 6711735, 12081123, 14765817, 20135205, 24609695, 44297451, 60405615, 73829085, 132892353, 221487255, 664461765]

約数ペア:

[(1, 664461765), (3, 221487255), (5, 132892353), (9, 73829085), (11, 60405615), (15, 44297451), (27, 24609695), (33, 20135205), (45, 14765817), (55, 12081123), (99, 6711735), (135, 4921939), (165, 4027041), (297, 2237245), (495, 1342347), (1485, 447449)]