1220040867

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{1949}}^1$

素因数の和:2163

約数の個数: 32

約数和(自身を含む): 1725235200

約数和(自身を除く): 505194333

約数列:

[1, 3, 31, 53, 93, 127, 159, 381, 1643, 1949, 3937, 4929, 5847, 6731, 11811, 20193, 60419, 103297, 181257, 208661, 247523, 309891, 625983, 742569, 3202207, 7673213, 9606621, 13118719, 23019639, 39356157, 406680289, 1220040867]

約数ペア:

[(1, 1220040867), (3, 406680289), (31, 39356157), (53, 23019639), (93, 13118719), (127, 9606621), (159, 7673213), (381, 3202207), (1643, 742569), (1949, 625983), (3937, 309891), (4929, 247523), (5847, 208661), (6731, 181257), (11811, 103297), (20193, 60419)]