209219935

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{40351}}^1$

素因数の和:40434

約数の個数: 16

約数和(自身を含む): 270196992

約数和(自身を除く): 60977057

約数列:

[1, 5, 17, 61, 85, 305, 1037, 5185, 40351, 201755, 685967, 2461411, 3429835, 12307055, 41843987, 209219935]

約数ペア:

[(1, 209219935), (5, 41843987), (17, 12307055), (61, 3429835), (85, 2461411), (305, 685967), (1037, 201755), (5185, 40351)]