78275001

素因数分解:

$3^1\times 7^4\times {\mathrm{10867}}^1$

素因数の和:10898

約数の個数: 20

約数和(自身を含む): 121765072

約数和(自身を除く): 43490071

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 7203, 10867, 32601, 76069, 228207, 532483, 1597449, 3727381, 11182143, 26091667, 78275001]

約数ペア:

[(1, 78275001), (3, 26091667), (7, 11182143), (21, 3727381), (49, 1597449), (147, 532483), (343, 228207), (1029, 76069), (2401, 32601), (7203, 10867)]