215729244

素因数分解:

$2^2\times 3^4\times {\mathrm{811}}^1\times {\mathrm{821}}^1$

素因数の和:1648

約数の個数: 60

約数和(自身を含む): 565342008

約数和(自身を除く): 349612764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 811, 821, 1622, 1642, 2433, 2463, 3244, 3284, 4866, 4926, 7299, 7389, 9732, 9852, 14598, 14778, 21897, 22167, 29196, 29556, 43794, 44334, 65691, 66501, 87588, 88668, 131382, 133002, 262764, 266004, 665831, 1331662, 1997493, 2663324, 3994986, 5992479, 7989972, 11984958, 17977437, 23969916, 35954874, 53932311, 71909748, 107864622, 215729244]

約数ペア:

[(1, 215729244), (2, 107864622), (3, 71909748), (4, 53932311), (6, 35954874), (9, 23969916), (12, 17977437), (18, 11984958), (27, 7989972), (36, 5992479), (54, 3994986), (81, 2663324), (108, 1997493), (162, 1331662), (324, 665831), (811, 266004), (821, 262764), (1622, 133002), (1642, 131382), (2433, 88668), (2463, 87588), (3244, 66501), (3284, 65691), (4866, 44334), (4926, 43794), (7299, 29556), (7389, 29196), (9732, 22167), (9852, 21897), (14598, 14778)]