219076039

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{77659}}^1$

素因数の和:77710

約数の個数: 16

約数和(自身を含む): 278333440

約数和(自身を除く): 59257401

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 77659, 543613, 1009567, 2407429, 7066969, 16852003, 31296577, 219076039]

約数ペア:

[(1, 219076039), (7, 31296577), (13, 16852003), (31, 7066969), (91, 2407429), (217, 1009567), (403, 543613), (2821, 77659)]