978171467

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{3331}}^1$

素因数の和:3819

約数の個数: 24

約数和(自身を含む): 1228428432

約数和(自身を除く): 250256965

約数列:

[1, 7, 13, 49, 91, 461, 637, 3227, 3331, 5993, 22589, 23317, 41951, 43303, 163219, 293657, 303121, 1535591, 2121847, 10749137, 19962683, 75243959, 139738781, 978171467]

約数ペア:

[(1, 978171467), (7, 139738781), (13, 75243959), (49, 19962683), (91, 10749137), (461, 2121847), (637, 1535591), (3227, 303121), (3331, 293657), (5993, 163219), (22589, 43303), (23317, 41951)]