80852961

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{202639}}^1$

素因数の和:202668

約数の個数: 16

約数和(自身を含む): 129689600

約数和(自身を除く): 48836639

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 202639, 607917, 1418473, 3850141, 4255419, 11550423, 26950987, 80852961]

約数ペア:

[(1, 80852961), (3, 26950987), (7, 11550423), (19, 4255419), (21, 3850141), (57, 1418473), (133, 607917), (399, 202639)]