28526470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{407521}}^1$

素因数の和:407535

約数の個数: 16

約数和(自身を含む): 58683168

約数和(自身を除く): 30156698

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 407521, 815042, 2037605, 2852647, 4075210, 5705294, 14263235, 28526470]

約数ペア:

[(1, 28526470), (2, 14263235), (5, 5705294), (7, 4075210), (10, 2852647), (14, 2037605), (35, 815042), (70, 407521)]