18027275

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3323}}^1$

素因数の和:3371

約数の個数: 24

約数和(自身を含む): 26379264

約数和(自身を除く): 8351989

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 775, 1085, 3323, 5425, 16615, 23261, 83075, 103013, 116305, 515065, 581525, 721091, 2575325, 3605455, 18027275]

約数ペア:

[(1, 18027275), (5, 3605455), (7, 2575325), (25, 721091), (31, 581525), (35, 515065), (155, 116305), (175, 103013), (217, 83075), (775, 23261), (1085, 16615), (3323, 5425)]