2690215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1193}}^1$

素因数の和:1250

約数の個数: 16

約数和(自身を含む): 3610656

約数和(自身を除く): 920441

約数列:

[1, 5, 11, 41, 55, 205, 451, 1193, 2255, 5965, 13123, 48913, 65615, 244565, 538043, 2690215]

約数ペア:

[(1, 2690215), (5, 538043), (11, 244565), (41, 65615), (55, 48913), (205, 13123), (451, 5965), (1193, 2255)]