27680211

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:393

約数の個数: 40

約数和(自身を含む): 45155264

約数和(自身を除く): 17475053

約数列:

[1, 3, 9, 13, 27, 39, 81, 97, 117, 271, 291, 351, 813, 873, 1053, 1261, 2439, 2619, 3523, 3783, 7317, 7857, 10569, 11349, 21951, 26287, 31707, 34047, 78861, 95121, 102141, 236583, 285363, 341731, 709749, 1025193, 2129247, 3075579, 9226737, 27680211]

約数ペア:

[(1, 27680211), (3, 9226737), (9, 3075579), (13, 2129247), (27, 1025193), (39, 709749), (81, 341731), (97, 285363), (117, 236583), (271, 102141), (291, 95121), (351, 78861), (813, 34047), (873, 31707), (1053, 26287), (1261, 21951), (2439, 11349), (2619, 10569), (3523, 7857), (3783, 7317)]