28039455

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^2\times {\mathrm{179}}^1$

素因数の和:308

約数の個数: 36

約数和(自身を含む): 49715640

約数和(自身を除く): 21676185

約数列:

[1, 3, 5, 9, 15, 45, 59, 177, 179, 295, 531, 537, 885, 895, 1611, 2655, 2685, 3481, 8055, 10443, 10561, 17405, 31329, 31683, 52215, 52805, 95049, 156645, 158415, 475245, 623099, 1869297, 3115495, 5607891, 9346485, 28039455]

約数ペア:

[(1, 28039455), (3, 9346485), (5, 5607891), (9, 3115495), (15, 1869297), (45, 623099), (59, 475245), (177, 158415), (179, 156645), (295, 95049), (531, 52805), (537, 52215), (885, 31683), (895, 31329), (1611, 17405), (2655, 10561), (2685, 10443), (3481, 8055)]