11997713

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4253}}^1$

素因数の和:4304

約数の個数: 16

約数和(自身を含む): 15246336

約数和(自身を除く): 3248623

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 4253, 29771, 55289, 131843, 387023, 922901, 1713959, 11997713]

約数ペア:

[(1, 11997713), (7, 1713959), (13, 922901), (31, 387023), (91, 131843), (217, 55289), (403, 29771), (2821, 4253)]