78276874

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{433}}^1$

素因数の和:874

約数の個数: 32

約数和(自身を含む): 134522640

約数和(自身を除く): 56245766

約数列:

[1, 2, 13, 17, 26, 34, 221, 409, 433, 442, 818, 866, 5317, 5629, 6953, 7361, 10634, 11258, 13906, 14722, 90389, 95693, 177097, 180778, 191386, 354194, 2302261, 3010649, 4604522, 6021298, 39138437, 78276874]

約数ペア:

[(1, 78276874), (2, 39138437), (13, 6021298), (17, 4604522), (26, 3010649), (34, 2302261), (221, 354194), (409, 191386), (433, 180778), (442, 177097), (818, 95693), (866, 90389), (5317, 14722), (5629, 13906), (6953, 11258), (7361, 10634)]