71948799

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 117411840

約数和(自身を除く): 45463041

約数列:

[1, 3, 9, 13, 31, 39, 83, 93, 117, 239, 249, 279, 403, 717, 747, 1079, 1209, 2151, 2573, 3107, 3237, 3627, 7409, 7719, 9321, 9711, 19837, 22227, 23157, 27963, 33449, 59511, 66681, 96317, 100347, 178533, 257881, 288951, 301041, 614947, 773643, 866853, 1844841, 2320929, 5534523, 7994311, 23982933, 71948799]

約数ペア:

[(1, 71948799), (3, 23982933), (9, 7994311), (13, 5534523), (31, 2320929), (39, 1844841), (83, 866853), (93, 773643), (117, 614947), (239, 301041), (249, 288951), (279, 257881), (403, 178533), (717, 100347), (747, 96317), (1079, 66681), (1209, 59511), (2151, 33449), (2573, 27963), (3107, 23157), (3237, 22227), (3627, 19837), (7409, 9711), (7719, 9321)]