17951155

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{1123}}^1$

素因数の和:1290

約数の個数: 16

約数和(自身を含む): 22659840

約数和(自身を除く): 4708685

約数列:

[1, 5, 23, 115, 139, 695, 1123, 3197, 5615, 15985, 25829, 129145, 156097, 780485, 3590231, 17951155]

約数ペア:

[(1, 17951155), (5, 3590231), (23, 780485), (115, 156097), (139, 129145), (695, 25829), (1123, 15985), (3197, 5615)]