7718193

素因数分解:

$3^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{421}}^1$

素因数の和:534

約数の個数: 32

約数和(自身を含む): 13233920

約数和(自身を除く): 5515727

約数列:

[1, 3, 7, 9, 21, 27, 63, 97, 189, 291, 421, 679, 873, 1263, 2037, 2619, 2947, 3789, 6111, 8841, 11367, 18333, 26523, 40837, 79569, 122511, 285859, 367533, 857577, 1102599, 2572731, 7718193]

約数ペア:

[(1, 7718193), (3, 2572731), (7, 1102599), (9, 857577), (21, 367533), (27, 285859), (63, 122511), (97, 79569), (189, 40837), (291, 26523), (421, 18333), (679, 11367), (873, 8841), (1263, 6111), (2037, 3789), (2619, 2947)]