15328225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1$

素因数の和:561

約数の個数: 24

約数和(自身を含む): 20936160

約数和(自身を除く): 5607935

約数列:

[1, 5, 11, 25, 55, 139, 275, 401, 695, 1529, 2005, 3475, 4411, 7645, 10025, 22055, 38225, 55739, 110275, 278695, 613129, 1393475, 3065645, 15328225]

約数ペア:

[(1, 15328225), (5, 3065645), (11, 1393475), (25, 613129), (55, 278695), (139, 110275), (275, 55739), (401, 38225), (695, 22055), (1529, 10025), (2005, 7645), (3475, 4411)]