28476945

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{90403}}^1$

素因数の和:90421

約数の個数: 24

約数和(自身を含む): 56412096

約数和(自身を除く): 27935151

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 90403, 271209, 452015, 632821, 813627, 1356045, 1898463, 3164105, 4068135, 5695389, 9492315, 28476945]

約数ペア:

[(1, 28476945), (3, 9492315), (5, 5695389), (7, 4068135), (9, 3164105), (15, 1898463), (21, 1356045), (35, 813627), (45, 632821), (63, 452015), (105, 271209), (315, 90403)]