80485993

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 100154880

約数和(自身を除く): 19668887

約数列:

[1, 7, 23, 41, 89, 137, 161, 287, 623, 943, 959, 2047, 3151, 3649, 5617, 6601, 12193, 14329, 22057, 25543, 39319, 83927, 85351, 129191, 280439, 499913, 587489, 904337, 1963073, 3499391, 11497999, 80485993]

約数ペア:

[(1, 80485993), (7, 11497999), (23, 3499391), (41, 1963073), (89, 904337), (137, 587489), (161, 499913), (287, 280439), (623, 129191), (943, 85351), (959, 83927), (2047, 39319), (3151, 25543), (3649, 22057), (5617, 14329), (6601, 12193)]