39856257

素因数分解:

$3^2\times 7^3\times {\mathrm{12911}}^1$

素因数の和:12938

約数の個数: 24

約数和(自身を含む): 67142400

約数和(自身を除く): 27286143

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 12911, 38733, 90377, 116199, 271131, 632639, 813393, 1897917, 4428473, 5693751, 13285419, 39856257]

約数ペア:

[(1, 39856257), (3, 13285419), (7, 5693751), (9, 4428473), (21, 1897917), (49, 813393), (63, 632639), (147, 271131), (343, 116199), (441, 90377), (1029, 38733), (3087, 12911)]