214925975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{1949}}^1$

素因数の和:2371

約数の個数: 24

約数和(自身を含む): 291610800

約数和(自身を除く): 76684825

約数列:

[1, 5, 11, 25, 55, 275, 401, 1949, 2005, 4411, 9745, 10025, 21439, 22055, 48725, 107195, 110275, 535975, 781549, 3907745, 8597039, 19538725, 42985195, 214925975]

約数ペア:

[(1, 214925975), (5, 42985195), (11, 19538725), (25, 8597039), (55, 3907745), (275, 781549), (401, 535975), (1949, 110275), (2005, 107195), (4411, 48725), (9745, 22055), (10025, 21439)]