890267245

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{503}}^1\times {\mathrm{829}}^1$

素因数の和:1405

約数の個数: 32

約数和(自身を含む): 1244920320

約数和(自身を除く): 354653075

約数列:

[1, 5, 7, 35, 61, 305, 427, 503, 829, 2135, 2515, 3521, 4145, 5803, 17605, 29015, 30683, 50569, 153415, 214781, 252845, 353983, 416987, 1073905, 1769915, 2084935, 2918909, 14594545, 25436207, 127181035, 178053449, 890267245]

約数ペア:

[(1, 890267245), (5, 178053449), (7, 127181035), (35, 25436207), (61, 14594545), (305, 2918909), (427, 2084935), (503, 1769915), (829, 1073905), (2135, 416987), (2515, 353983), (3521, 252845), (4145, 214781), (5803, 153415), (17605, 50569), (29015, 30683)]