53707779

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:409

約数の個数: 40

約数和(自身を含む): 84239232

約数和(自身を除く): 30531453

約数列:

[1, 3, 9, 27, 31, 73, 81, 93, 219, 279, 293, 657, 837, 879, 1971, 2263, 2511, 2637, 5913, 6789, 7911, 9083, 20367, 21389, 23733, 27249, 61101, 64167, 81747, 183303, 192501, 245241, 577503, 663059, 735723, 1732509, 1989177, 5967531, 17902593, 53707779]

約数ペア:

[(1, 53707779), (3, 17902593), (9, 5967531), (27, 1989177), (31, 1732509), (73, 735723), (81, 663059), (93, 577503), (219, 245241), (279, 192501), (293, 183303), (657, 81747), (837, 64167), (879, 61101), (1971, 27249), (2263, 23733), (2511, 21389), (2637, 20367), (5913, 9083), (6789, 7911)]