12226555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 16920576

約数和(自身を除く): 4694021

約数列:

[1, 5, 11, 31, 55, 71, 101, 155, 341, 355, 505, 781, 1111, 1705, 2201, 3131, 3905, 5555, 7171, 11005, 15655, 24211, 34441, 35855, 78881, 121055, 172205, 222301, 394405, 1111505, 2445311, 12226555]

約数ペア:

[(1, 12226555), (5, 2445311), (11, 1111505), (31, 394405), (55, 222301), (71, 172205), (101, 121055), (155, 78881), (341, 35855), (355, 34441), (505, 24211), (781, 15655), (1111, 11005), (1705, 7171), (2201, 5555), (3131, 3905)]