261036301672

素因数分解:

$2^3\times {\mathrm{181}}^1\times {\mathrm{9829}}^1\times {\mathrm{18341}}^1$

素因数の和:28357

約数の個数: 32

約数和(自身を含む): 492224077800

約数和(自身を除く): 231187776128

約数列:

[1, 2, 4, 8, 181, 362, 724, 1448, 9829, 18341, 19658, 36682, 39316, 73364, 78632, 146728, 1779049, 3319721, 3558098, 6639442, 7116196, 13278884, 14232392, 26557768, 180273689, 360547378, 721094756, 1442189512, 32629537709, 65259075418, 130518150836, 261036301672]

約数ペア:

[(1, 261036301672), (2, 130518150836), (4, 65259075418), (8, 32629537709), (181, 1442189512), (362, 721094756), (724, 360547378), (1448, 180273689), (9829, 26557768), (18341, 14232392), (19658, 13278884), (36682, 7116196), (39316, 6639442), (73364, 3558098), (78632, 3319721), (146728, 1779049)]