13894587

素因数分解:

$3^2\times 7^4\times {\mathrm{643}}^1$

素因数の和:677

約数の個数: 30

約数和(自身を含む): 23449972

約数和(自身を除く): 9555385

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 643, 1029, 1929, 2401, 3087, 4501, 5787, 7203, 13503, 21609, 31507, 40509, 94521, 220549, 283563, 661647, 1543843, 1984941, 4631529, 13894587]

約数ペア:

[(1, 13894587), (3, 4631529), (7, 1984941), (9, 1543843), (21, 661647), (49, 283563), (63, 220549), (147, 94521), (343, 40509), (441, 31507), (643, 21609), (1029, 13503), (1929, 7203), (2401, 5787), (3087, 4501)]