2709945

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{1229}}^1$

素因数の和:1254

約数の個数: 36

約数和(自身を含む): 5468580

約数和(自身を除く): 2758635

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 1229, 2205, 3687, 6145, 8603, 11061, 18435, 25809, 43015, 55305, 60221, 77427, 129045, 180663, 301105, 387135, 541989, 903315, 2709945]

約数ペア:

[(1, 2709945), (3, 903315), (5, 541989), (7, 387135), (9, 301105), (15, 180663), (21, 129045), (35, 77427), (45, 60221), (49, 55305), (63, 43015), (105, 25809), (147, 18435), (245, 11061), (315, 8603), (441, 6145), (735, 3687), (1229, 2205)]