661566177

素因数分解:

$3^3\times {\mathrm{4943}}^1\times {\mathrm{4957}}^1$

素因数の和:9909

約数の個数: 16

約数和(自身を含む): 980494080

約数和(自身を除く): 318927903

約数列:

[1, 3, 9, 27, 4943, 4957, 14829, 14871, 44487, 44613, 133461, 133839, 24502451, 73507353, 220522059, 661566177]

約数ペア:

[(1, 661566177), (3, 220522059), (9, 73507353), (27, 24502451), (4943, 133839), (4957, 133461), (14829, 44613), (14871, 44487)]