81317547

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{41257}}^1$

素因数の和:41339

約数の個数: 16

約数和(自身を含む): 122123680

約数和(自身を除く): 40806133

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 41257, 123771, 371313, 1113939, 3011761, 9035283, 27105849, 81317547]

約数ペア:

[(1, 81317547), (3, 27105849), (9, 9035283), (27, 3011761), (73, 1113939), (219, 371313), (657, 123771), (1971, 41257)]