29172267

素因数分解:

$3^2\times {\mathrm{71}}^2\times {\mathrm{643}}^1$

素因数の和:791

約数の個数: 18

約数和(自身を含む): 42806036

約数和(自身を除く): 13633769

約数列:

[1, 3, 9, 71, 213, 639, 643, 1929, 5041, 5787, 15123, 45369, 45653, 136959, 410877, 3241363, 9724089, 29172267]

約数ペア:

[(1, 29172267), (3, 9724089), (9, 3241363), (71, 410877), (213, 136959), (639, 45653), (643, 45369), (1929, 15123), (5041, 5787)]