64618876

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{16603}}^1$

素因数の和:16753

約数の個数: 24

約数和(自身を含む): 130175360

約数和(自身を除く): 65556484

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 16603, 33206, 66412, 116221, 232442, 464884, 2307817, 4615634, 9231268, 16154719, 32309438, 64618876]

約数ペア:

[(1, 64618876), (2, 32309438), (4, 16154719), (7, 9231268), (14, 4615634), (28, 2307817), (139, 464884), (278, 232442), (556, 116221), (973, 66412), (1946, 33206), (3892, 16603)]