2557299165

素因数分解:

$3^1\times 5^1\times {\mathrm{4001}}^1\times {\mathrm{42611}}^1$

素因数の和:46620

約数の個数: 16

約数和(自身を含む): 4092797376

約数和(自身を除く): 1535498211

約数列:

[1, 3, 5, 15, 4001, 12003, 20005, 42611, 60015, 127833, 213055, 639165, 170486611, 511459833, 852433055, 2557299165]

約数ペア:

[(1, 2557299165), (3, 852433055), (5, 511459833), (15, 170486611), (4001, 639165), (12003, 213055), (20005, 127833), (42611, 60015)]