55351681

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 71850240

約数和(自身を除く): 16498559

約数列:

[1, 7, 11, 41, 77, 89, 197, 287, 451, 623, 979, 1379, 2167, 3157, 3649, 6853, 8077, 15169, 17533, 25543, 40139, 56539, 88847, 122731, 192863, 280973, 621929, 718853, 1350041, 5031971, 7907383, 55351681]

約数ペア:

[(1, 55351681), (7, 7907383), (11, 5031971), (41, 1350041), (77, 718853), (89, 621929), (197, 280973), (287, 192863), (451, 122731), (623, 88847), (979, 56539), (1379, 40139), (2167, 25543), (3157, 17533), (3649, 15169), (6853, 8077)]