15942199

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{863}}^1$

素因数の和:919

約数の個数: 24

約数和(自身を含む): 20684160

約数和(自身を除く): 4741961

約数列:

[1, 7, 13, 29, 49, 91, 203, 377, 637, 863, 1421, 2639, 6041, 11219, 18473, 25027, 42287, 78533, 175189, 325351, 549731, 1226323, 2277457, 15942199]

約数ペア:

[(1, 15942199), (7, 2277457), (13, 1226323), (29, 549731), (49, 325351), (91, 175189), (203, 78533), (377, 42287), (637, 25027), (863, 18473), (1421, 11219), (2639, 6041)]