28673415

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{4651}}^1$

素因数の和:4799

約数の個数: 24

約数和(自身を含む): 50074128

約数和(自身を除く): 21400713

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 2055, 4651, 6165, 13953, 23255, 41859, 69765, 209295, 637187, 1911561, 3185935, 5734683, 9557805, 28673415]

約数ペア:

[(1, 28673415), (3, 9557805), (5, 5734683), (9, 3185935), (15, 1911561), (45, 637187), (137, 209295), (411, 69765), (685, 41859), (1233, 23255), (2055, 13953), (4651, 6165)]