16984825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4751}}^1$

素因数の和:4785

約数の個数: 24

約数和(自身を含む): 24748416

約数和(自身を除く): 7763591

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 4751, 23755, 52261, 61763, 118775, 261305, 308815, 679393, 1306525, 1544075, 3396965, 16984825]

約数ペア:

[(1, 16984825), (5, 3396965), (11, 1544075), (13, 1306525), (25, 679393), (55, 308815), (65, 261305), (143, 118775), (275, 61763), (325, 52261), (715, 23755), (3575, 4751)]