2258445

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 4186368

約数和(自身を除く): 1927923

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 137, 157, 411, 471, 685, 785, 959, 1099, 2055, 2355, 2877, 3297, 4795, 5495, 14385, 16485, 21509, 64527, 107545, 150563, 322635, 451689, 752815, 2258445]

約数ペア:

[(1, 2258445), (3, 752815), (5, 451689), (7, 322635), (15, 150563), (21, 107545), (35, 64527), (105, 21509), (137, 16485), (157, 14385), (411, 5495), (471, 4795), (685, 3297), (785, 2877), (959, 2355), (1099, 2055)]