28107695

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{6637}}^1$

素因数の和:6671

約数の個数: 24

約数和(自身を含む): 42376992

約数和(自身を除く): 14269297

約数列:

[1, 5, 7, 11, 35, 55, 77, 121, 385, 605, 847, 4235, 6637, 33185, 46459, 73007, 232295, 365035, 511049, 803077, 2555245, 4015385, 5621539, 28107695]

約数ペア:

[(1, 28107695), (5, 5621539), (7, 4015385), (11, 2555245), (35, 803077), (55, 511049), (77, 365035), (121, 232295), (385, 73007), (605, 46459), (847, 33185), (4235, 6637)]