9780149961

素因数分解:

$3^2\times {\mathrm{71}}^2\times {\mathrm{73}}^1\times {\mathrm{2953}}^1$

素因数の和:3174

約数の個数: 36

約数和(自身を含む): 14529857524

約数和(自身を除く): 4749707563

約数列:

[1, 3, 9, 71, 73, 213, 219, 639, 657, 2953, 5041, 5183, 8859, 15123, 15549, 26577, 45369, 46647, 209663, 215569, 367993, 628989, 646707, 1103979, 1886967, 1940121, 3311937, 14886073, 15305399, 44658219, 45916197, 133974657, 137748591, 1086683329, 3260049987, 9780149961]

約数ペア:

[(1, 9780149961), (3, 3260049987), (9, 1086683329), (71, 137748591), (73, 133974657), (213, 45916197), (219, 44658219), (639, 15305399), (657, 14886073), (2953, 3311937), (5041, 1940121), (5183, 1886967), (8859, 1103979), (15123, 646707), (15549, 628989), (26577, 367993), (45369, 215569), (46647, 209663)]