28310685

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3089}}^1$

素因数の和:3157

約数の個数: 32

約数和(自身を含む): 49835520

約数和(自身を除く): 21524835

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 141, 195, 235, 611, 705, 1833, 3055, 3089, 9165, 9267, 15445, 40157, 46335, 120471, 145183, 200785, 435549, 602355, 725915, 1887379, 2177745, 5662137, 9436895, 28310685]

約数ペア:

[(1, 28310685), (3, 9436895), (5, 5662137), (13, 2177745), (15, 1887379), (39, 725915), (47, 602355), (65, 435549), (141, 200785), (195, 145183), (235, 120471), (611, 46335), (705, 40157), (1833, 15445), (3055, 9267), (3089, 9165)]