66819795

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{4271}}^1$

素因数の和:4435

約数の個数: 32

約数和(自身を含む): 123033600

約数和(自身を除く): 56213805

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 149, 447, 745, 1043, 2235, 3129, 4271, 5215, 12813, 15645, 21355, 29897, 64065, 89691, 149485, 448455, 636379, 1909137, 3181895, 4454653, 9545685, 13363959, 22273265, 66819795]

約数ペア:

[(1, 66819795), (3, 22273265), (5, 13363959), (7, 9545685), (15, 4454653), (21, 3181895), (35, 1909137), (105, 636379), (149, 448455), (447, 149485), (745, 89691), (1043, 64065), (2235, 29897), (3129, 21355), (4271, 15645), (5215, 12813)]