2740941

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:465

約数の個数: 24

約数和(自身を含む): 4571840

約数和(自身を除く): 1830899

約数列:

[1, 3, 7, 9, 21, 63, 139, 313, 417, 939, 973, 1251, 2191, 2817, 2919, 6573, 8757, 19719, 43507, 130521, 304549, 391563, 913647, 2740941]

約数ペア:

[(1, 2740941), (3, 913647), (7, 391563), (9, 304549), (21, 130521), (63, 43507), (139, 19719), (313, 8757), (417, 6573), (939, 2919), (973, 2817), (1251, 2191)]