39904557

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{761}}^1$

素因数の和:1009

約数の個数: 32

約数和(自身を含む): 66714624

約数和(自身を除く): 26810067

約数列:

[1, 3, 7, 11, 21, 33, 77, 227, 231, 681, 761, 1589, 2283, 2497, 4767, 5327, 7491, 8371, 15981, 17479, 25113, 52437, 58597, 172747, 175791, 518241, 1209229, 1900217, 3627687, 5700651, 13301519, 39904557]

約数ペア:

[(1, 39904557), (3, 13301519), (7, 5700651), (11, 3627687), (21, 1900217), (33, 1209229), (77, 518241), (227, 175791), (231, 172747), (681, 58597), (761, 52437), (1589, 25113), (2283, 17479), (2497, 15981), (4767, 8371), (5327, 7491)]