15343881

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 24385536

約数和(自身を除く): 9041655

約数列:

[1, 3, 7, 21, 41, 71, 123, 213, 251, 287, 497, 753, 861, 1491, 1757, 2911, 5271, 8733, 10291, 17821, 20377, 30873, 53463, 61131, 72037, 124747, 216111, 374241, 730661, 2191983, 5114627, 15343881]

約数ペア:

[(1, 15343881), (3, 5114627), (7, 2191983), (21, 730661), (41, 374241), (71, 216111), (123, 124747), (213, 72037), (251, 61131), (287, 53463), (497, 30873), (753, 20377), (861, 17821), (1491, 10291), (1757, 8733), (2911, 5271)]