15237789

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 24330240

約数和(自身を除く): 9092451

約数列:

[1, 3, 7, 21, 29, 87, 131, 191, 203, 393, 573, 609, 917, 1337, 2751, 3799, 4011, 5539, 11397, 16617, 25021, 26593, 38773, 75063, 79779, 116319, 175147, 525441, 725609, 2176827, 5079263, 15237789]

約数ペア:

[(1, 15237789), (3, 5079263), (7, 2176827), (21, 725609), (29, 525441), (87, 175147), (131, 116319), (191, 79779), (203, 75063), (393, 38773), (573, 26593), (609, 25021), (917, 16617), (1337, 11397), (2751, 5539), (3799, 4011)]