990509.00000000

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1117}}^1$

素因数の和:1284

約数の個数: 32

約数和(自身を含む): 56669184

約数和(自身を除く): 29452362

約数列:

[1, 2, 3, 6, 31, 62, 93, 131, 186, 262, 393, 786, 1117, 2234, 3351, 4061, 6702, 8122, 12183, 24366, 34627, 69254, 103881, 146327, 207762, 292654, 438981, 877962, 4536137, 9072274, 13608411, 27216822]

約数ペア:

[(1, 27216822), (2, 13608411), (3, 9072274), (6, 4536137), (31, 877962), (62, 438981), (93, 292654), (131, 207762), (186, 146327), (262, 103881), (393, 69254), (786, 34627), (1117, 24366), (2234, 12183), (3351, 8122), (4061, 6702)]