7131418983

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{278321}}^1$

素因数の和:278416

約数の個数: 32

約数和(自身を含む): 11533663680

約数和(自身を除く): 4402244697

約数列:

[1, 3, 9, 13, 27, 39, 73, 117, 219, 351, 657, 949, 1971, 2847, 8541, 25623, 278321, 834963, 2504889, 3618173, 7514667, 10854519, 20317433, 32563557, 60952299, 97690671, 182856897, 264126629, 548570691, 792379887, 2377139661, 7131418983]

約数ペア:

[(1, 7131418983), (3, 2377139661), (9, 792379887), (13, 548570691), (27, 264126629), (39, 182856897), (73, 97690671), (117, 60952299), (219, 32563557), (351, 20317433), (657, 10854519), (949, 7514667), (1971, 3618173), (2847, 2504889), (8541, 834963), (25623, 278321)]