28609295

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{40013}}^1$

素因数の和:40042

約数の個数: 16

約数和(自身を含む): 40334112

約数和(自身を除く): 11724817

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 40013, 200065, 440143, 520169, 2200715, 2600845, 5721859, 28609295]

約数ペア:

[(1, 28609295), (5, 5721859), (11, 2600845), (13, 2200715), (55, 520169), (65, 440143), (143, 200065), (715, 40013)]