28528563

素因数分解:

$3^1\times 7^1\times {\mathrm{467}}^1\times {\mathrm{2909}}^1$

素因数の和:3386

約数の個数: 16

約数和(自身を含む): 43580160

約数和(自身を除く): 15051597

約数列:

[1, 3, 7, 21, 467, 1401, 2909, 3269, 8727, 9807, 20363, 61089, 1358503, 4075509, 9509521, 28528563]

約数ペア:

[(1, 28528563), (3, 9509521), (7, 4075509), (21, 1358503), (467, 61089), (1401, 20363), (2909, 9807), (3269, 8727)]