1080695

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{401}}^1$

素因数の和:431

約数の個数: 24

約数和(自身を含む): 1649808

約数和(自身を除く): 569113

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 401, 539, 2005, 2695, 2807, 4411, 14035, 19649, 22055, 30877, 98245, 154385, 216139, 1080695]

約数ペア:

[(1, 1080695), (5, 216139), (7, 154385), (11, 98245), (35, 30877), (49, 22055), (55, 19649), (77, 14035), (245, 4411), (385, 2807), (401, 2695), (539, 2005)]