138717009

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{70379}}^1$

素因数の和:70461

約数の個数: 16

約数和(自身を含む): 208324800

約数和(自身を除く): 69607791

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 70379, 211137, 633411, 1900233, 5137667, 15413001, 46239003, 138717009]

約数ペア:

[(1, 138717009), (3, 46239003), (9, 15413001), (27, 5137667), (73, 1900233), (219, 633411), (657, 211137), (1971, 70379)]