40899663

素因数分解:

$3^2\times 7^3\times {\mathrm{13249}}^1$

素因数の和:13276

約数の個数: 24

約数和(自身を含む): 68900000

約数和(自身を除く): 28000337

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 13249, 39747, 92743, 119241, 278229, 649201, 834687, 1947603, 4544407, 5842809, 13633221, 40899663]

約数ペア:

[(1, 40899663), (3, 13633221), (7, 5842809), (9, 4544407), (21, 1947603), (49, 834687), (63, 649201), (147, 278229), (343, 119241), (441, 92743), (1029, 39747), (3087, 13249)]