28870485

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{274957}}^1$

素因数の和:274972

約数の個数: 16

約数和(自身を含む): 52791936

約数和(自身を除く): 23921451

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 274957, 824871, 1374785, 1924699, 4124355, 5774097, 9623495, 28870485]

約数ペア:

[(1, 28870485), (3, 9623495), (5, 5774097), (7, 4124355), (15, 1924699), (21, 1374785), (35, 824871), (105, 274957)]