78709631

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 110315520

約数和(自身を除く): 31605889

約数列:

[1, 7, 11, 13, 47, 49, 77, 91, 143, 239, 329, 517, 539, 611, 637, 1001, 1673, 2303, 2629, 3107, 3619, 4277, 6721, 7007, 11233, 11711, 18403, 21749, 25333, 29939, 34177, 47047, 78631, 123563, 128821, 146029, 152243, 239239, 329329, 550417, 864941, 1022203, 1606319, 1674673, 6054587, 7155421, 11244233, 78709631]

約数ペア:

[(1, 78709631), (7, 11244233), (11, 7155421), (13, 6054587), (47, 1674673), (49, 1606319), (77, 1022203), (91, 864941), (143, 550417), (239, 329329), (329, 239239), (517, 152243), (539, 146029), (611, 128821), (637, 123563), (1001, 78631), (1673, 47047), (2303, 34177), (2629, 29939), (3107, 25333), (3619, 21749), (4277, 18403), (6721, 11711), (7007, 11233)]