25018767

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:532

約数の個数: 32

約数和(自身を含む): 38891520

約数和(自身を除く): 13872753

約数列:

[1, 3, 9, 27, 31, 71, 93, 213, 279, 421, 639, 837, 1263, 1917, 2201, 3789, 6603, 11367, 13051, 19809, 29891, 39153, 59427, 89673, 117459, 269019, 352377, 807057, 926621, 2779863, 8339589, 25018767]

約数ペア:

[(1, 25018767), (3, 8339589), (9, 2779863), (27, 926621), (31, 807057), (71, 352377), (93, 269019), (213, 117459), (279, 89673), (421, 59427), (639, 39153), (837, 29891), (1263, 19809), (1917, 13051), (2201, 11367), (3789, 6603)]