28100215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{39301}}^1$

素因数の和:39330

約数の個数: 16

約数和(自身を含む): 39616416

約数和(自身を除く): 11516201

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 39301, 196505, 432311, 510913, 2161555, 2554565, 5620043, 28100215]

約数ペア:

[(1, 28100215), (5, 5620043), (11, 2554565), (13, 2161555), (55, 510913), (65, 432311), (143, 196505), (715, 39301)]