25875003

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{599}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 45964800

約数和(自身を除く): 20089797

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 121, 187, 231, 357, 363, 561, 599, 847, 1309, 1797, 2057, 2541, 3927, 4193, 6171, 6589, 10183, 12579, 14399, 19767, 30549, 43197, 46123, 71281, 72479, 112013, 138369, 213843, 217437, 336039, 507353, 784091, 1232143, 1522059, 2352273, 3696429, 8625001, 25875003]

約数ペア:

[(1, 25875003), (3, 8625001), (7, 3696429), (11, 2352273), (17, 1522059), (21, 1232143), (33, 784091), (51, 507353), (77, 336039), (119, 217437), (121, 213843), (187, 138369), (231, 112013), (357, 72479), (363, 71281), (561, 46123), (599, 43197), (847, 30549), (1309, 19767), (1797, 14399), (2057, 12579), (2541, 10183), (3927, 6589), (4193, 6171)]