28770465

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^2$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 50990400

約数和(自身を除く): 22219935

約数列:

[1, 3, 5, 15, 19, 29, 57, 59, 87, 95, 145, 177, 285, 295, 435, 551, 885, 1121, 1653, 1711, 2755, 3363, 3481, 5133, 5605, 8265, 8555, 10443, 16815, 17405, 25665, 32509, 52215, 66139, 97527, 100949, 162545, 198417, 302847, 330695, 487635, 504745, 992085, 1514235, 1918031, 5754093, 9590155, 28770465]

約数ペア:

[(1, 28770465), (3, 9590155), (5, 5754093), (15, 1918031), (19, 1514235), (29, 992085), (57, 504745), (59, 487635), (87, 330695), (95, 302847), (145, 198417), (177, 162545), (285, 100949), (295, 97527), (435, 66139), (551, 52215), (885, 32509), (1121, 25665), (1653, 17405), (1711, 16815), (2755, 10443), (3363, 8555), (3481, 8265), (5133, 5605)]