201981556

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{424331}}^1$

素因数の和:424359

約数の個数: 24

約数和(自身を含む): 427726656

約数和(自身を除く): 225745100

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 424331, 848662, 1697324, 2970317, 5940634, 7213627, 11881268, 14427254, 28854508, 50495389, 100990778, 201981556]

約数ペア:

[(1, 201981556), (2, 100990778), (4, 50495389), (7, 28854508), (14, 14427254), (17, 11881268), (28, 7213627), (34, 5940634), (68, 2970317), (119, 1697324), (238, 848662), (476, 424331)]