17987105

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{7297}}^1$

素因数の和:7348

約数の個数: 16

約数和(自身を含む): 23645520

約数和(自身を除く): 5658415

約数列:

[1, 5, 17, 29, 85, 145, 493, 2465, 7297, 36485, 124049, 211613, 620245, 1058065, 3597421, 17987105]

約数ペア:

[(1, 17987105), (5, 3597421), (17, 1058065), (29, 620245), (85, 211613), (145, 124049), (493, 36485), (2465, 7297)]