4390925

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2281}}^1$

素因数の和:2309

約数の個数: 24

約数和(自身を含む): 6791232

約数和(自身を除く): 2400307

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 385, 1925, 2281, 11405, 15967, 25091, 57025, 79835, 125455, 175637, 399175, 627275, 878185, 4390925]

約数ペア:

[(1, 4390925), (5, 878185), (7, 627275), (11, 399175), (25, 175637), (35, 125455), (55, 79835), (77, 57025), (175, 25091), (275, 15967), (385, 11405), (1925, 2281)]