39843909

素因数分解:

$3^2\times 7^3\times {\mathrm{12907}}^1$

素因数の和:12934

約数の個数: 24

約数和(自身を含む): 67121600

約数和(自身を除く): 27277691

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 12907, 38721, 90349, 116163, 271047, 632443, 813141, 1897329, 4427101, 5691987, 13281303, 39843909]

約数ペア:

[(1, 39843909), (3, 13281303), (7, 5691987), (9, 4427101), (21, 1897329), (49, 813141), (63, 632443), (147, 271047), (343, 116163), (441, 90349), (1029, 38721), (3087, 12907)]