15506979

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{907}}^1$

素因数の和:1090

約数の個数: 16

約数和(自身を含む): 21356160

約数和(自身を除く): 5849181

約数列:

[1, 3, 41, 123, 139, 417, 907, 2721, 5699, 17097, 37187, 111561, 126073, 378219, 5168993, 15506979]

約数ペア:

[(1, 15506979), (3, 5168993), (41, 378219), (123, 126073), (139, 111561), (417, 37187), (907, 17097), (2721, 5699)]