212030805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1069}}^1\times {\mathrm{1889}}^1$

素因数の和:2973

約数の個数: 32

約数和(自身を含む): 388281600

約数和(自身を除く): 176250795

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1069, 1889, 3207, 5345, 5667, 7483, 9445, 13223, 16035, 22449, 28335, 37415, 39669, 66115, 112245, 198345, 2019341, 6058023, 10096705, 14135387, 30290115, 42406161, 70676935, 212030805]

約数ペア:

[(1, 212030805), (3, 70676935), (5, 42406161), (7, 30290115), (15, 14135387), (21, 10096705), (35, 6058023), (105, 2019341), (1069, 198345), (1889, 112245), (3207, 66115), (5345, 39669), (5667, 37415), (7483, 28335), (9445, 22449), (13223, 16035)]