64770391

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{101}}^1\times {\mathrm{317}}^1$

素因数の和:459

約数の個数: 24

約数和(自身を含む): 79662816

約数和(自身を除く): 14892425

約数列:

[1, 7, 17, 101, 119, 289, 317, 707, 1717, 2023, 2219, 5389, 12019, 29189, 32017, 37723, 91613, 204323, 224119, 544289, 641291, 3810023, 9252913, 64770391]

約数ペア:

[(1, 64770391), (7, 9252913), (17, 3810023), (101, 641291), (119, 544289), (289, 224119), (317, 204323), (707, 91613), (1717, 37723), (2023, 32017), (2219, 29189), (5389, 12019)]