387135

素因数分解:

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

素因数の和:1247

約数の個数: 24

約数和(自身を含む): 767520

約数和(自身を除く): 380385

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 1229, 3687, 6145, 8603, 11061, 18435, 25809, 43015, 55305, 77427, 129045, 387135]

約数ペア:

[(1, 387135), (3, 129045), (5, 77427), (7, 55305), (9, 43015), (15, 25809), (21, 18435), (35, 11061), (45, 8603), (63, 6145), (105, 3687), (315, 1229)]