10989275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:559

約数の個数: 24

約数和(自身を含む): 15066000

約数和(自身を除く): 4076725

約数列:

[1, 5, 11, 25, 55, 89, 275, 445, 449, 979, 2225, 2245, 4895, 4939, 11225, 24475, 24695, 39961, 123475, 199805, 439571, 999025, 2197855, 10989275]

約数ペア:

[(1, 10989275), (5, 2197855), (11, 999025), (25, 439571), (55, 199805), (89, 123475), (275, 39961), (445, 24695), (449, 24475), (979, 11225), (2225, 4939), (2245, 4895)]