64169865

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 114690576

約数和(自身を除く): 50520711

約数列:

[1, 3, 5, 9, 15, 45, 61, 97, 183, 241, 291, 305, 485, 549, 723, 873, 915, 1205, 1455, 2169, 2745, 3615, 4365, 5917, 10845, 14701, 17751, 23377, 29585, 44103, 53253, 70131, 73505, 88755, 116885, 132309, 210393, 220515, 266265, 350655, 661545, 1051965, 1425997, 4277991, 7129985, 12833973, 21389955, 64169865]

約数ペア:

[(1, 64169865), (3, 21389955), (5, 12833973), (9, 7129985), (15, 4277991), (45, 1425997), (61, 1051965), (97, 661545), (183, 350655), (241, 266265), (291, 220515), (305, 210393), (485, 132309), (549, 116885), (723, 88755), (873, 73505), (915, 70131), (1205, 53253), (1455, 44103), (2169, 29585), (2745, 23377), (3615, 17751), (4365, 14701), (5917, 10845)]