1290397486

素因数分解:

$2^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{264101}}^1$

素因数の和:264459

約数の個数: 16

約数和(自身を含む): 2218456800

約数和(自身を除く): 928059314

約数列:

[1, 2, 7, 14, 349, 698, 2443, 4886, 264101, 528202, 1848707, 3697414, 92171249, 184342498, 645198743, 1290397486]

約数ペア:

[(1, 1290397486), (2, 645198743), (7, 184342498), (14, 92171249), (349, 3697414), (698, 1848707), (2443, 528202), (4886, 264101)]