78287121

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{773}}^1$

素因数の和:835

約数の個数: 48

約数和(自身を含む): 131765760

約数和(自身を除く): 53478639

約数列:

[1, 3, 9, 11, 27, 31, 33, 93, 99, 121, 279, 297, 341, 363, 773, 837, 1023, 1089, 2319, 3069, 3267, 3751, 6957, 8503, 9207, 11253, 20871, 23963, 25509, 33759, 71889, 76527, 93533, 101277, 215667, 229581, 263593, 280599, 647001, 790779, 841797, 2372337, 2525391, 2899523, 7117011, 8698569, 26095707, 78287121]

約数ペア:

[(1, 78287121), (3, 26095707), (9, 8698569), (11, 7117011), (27, 2899523), (31, 2525391), (33, 2372337), (93, 841797), (99, 790779), (121, 647001), (279, 280599), (297, 263593), (341, 229581), (363, 215667), (773, 101277), (837, 93533), (1023, 76527), (1089, 71889), (2319, 33759), (3069, 25509), (3267, 23963), (3751, 20871), (6957, 11253), (8503, 9207)]