25501203

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:233

約数の個数: 64

約数和(自身を含む): 47416320

約数和(自身を除く): 21915117

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 97, 107, 117, 189, 273, 291, 321, 351, 679, 749, 819, 873, 963, 1261, 1391, 2037, 2247, 2457, 2619, 2889, 3783, 4173, 6111, 6741, 8827, 9737, 10379, 11349, 12519, 18333, 20223, 26481, 29211, 31137, 34047, 37557, 72653, 79443, 87633, 93411, 134927, 217959, 238329, 262899, 280233, 404781, 653877, 944489, 1214343, 1961631, 2833467, 3643029, 8500401, 25501203]

約数ペア:

[(1, 25501203), (3, 8500401), (7, 3643029), (9, 2833467), (13, 1961631), (21, 1214343), (27, 944489), (39, 653877), (63, 404781), (91, 280233), (97, 262899), (107, 238329), (117, 217959), (189, 134927), (273, 93411), (291, 87633), (321, 79443), (351, 72653), (679, 37557), (749, 34047), (819, 31137), (873, 29211), (963, 26481), (1261, 20223), (1391, 18333), (2037, 12519), (2247, 11349), (2457, 10379), (2619, 9737), (2889, 8827), (3783, 6741), (4173, 6111)]