7420605

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 12559104

約数和(自身を除く): 5138499

約数列:

[1, 3, 5, 15, 23, 69, 115, 137, 157, 345, 411, 471, 685, 785, 2055, 2355, 3151, 3611, 9453, 10833, 15755, 18055, 21509, 47265, 54165, 64527, 107545, 322635, 494707, 1484121, 2473535, 7420605]

約数ペア:

[(1, 7420605), (3, 2473535), (5, 1484121), (15, 494707), (23, 322635), (69, 107545), (115, 64527), (137, 54165), (157, 47265), (345, 21509), (411, 18055), (471, 15755), (685, 10833), (785, 9453), (2055, 3611), (2355, 3151)]