80881821

素因数分解:

$3^7\times {\mathrm{31}}^1\times {\mathrm{1193}}^1$

素因数の和:1245

約数の個数: 32

約数和(自身を含む): 125322240

約数和(自身を除く): 44440419

約数列:

[1, 3, 9, 27, 31, 81, 93, 243, 279, 729, 837, 1193, 2187, 2511, 3579, 7533, 10737, 22599, 32211, 36983, 67797, 96633, 110949, 289899, 332847, 869697, 998541, 2609091, 2995623, 8986869, 26960607, 80881821]

約数ペア:

[(1, 80881821), (3, 26960607), (9, 8986869), (27, 2995623), (31, 2609091), (81, 998541), (93, 869697), (243, 332847), (279, 289899), (729, 110949), (837, 96633), (1193, 67797), (2187, 36983), (2511, 32211), (3579, 22599), (7533, 10737)]