207801765

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{677}}^1$

素因数の和:1066

約数の個数: 48

約数和(自身を含む): 380764800

約数和(自身を除く): 172963035

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 359, 677, 855, 1077, 1795, 2031, 3231, 3385, 5385, 6093, 6821, 10155, 12863, 16155, 20463, 30465, 34105, 38589, 61389, 64315, 102315, 115767, 192945, 243043, 306945, 578835, 729129, 1215215, 2187387, 3645645, 4617817, 10936935, 13853451, 23089085, 41560353, 69267255, 207801765]

約数ペア:

[(1, 207801765), (3, 69267255), (5, 41560353), (9, 23089085), (15, 13853451), (19, 10936935), (45, 4617817), (57, 3645645), (95, 2187387), (171, 1215215), (285, 729129), (359, 578835), (677, 306945), (855, 243043), (1077, 192945), (1795, 115767), (2031, 102315), (3231, 64315), (3385, 61389), (5385, 38589), (6093, 34105), (6821, 30465), (10155, 20463), (12863, 16155)]