127780664

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{2543}}^1$

素因数の和:3131

約数の個数: 32

約数和(自身を含む): 261930240

約数和(自身を除く): 134149576

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 571, 1142, 2284, 2543, 4568, 5086, 6281, 10172, 12562, 20344, 25124, 27973, 50248, 55946, 111892, 223784, 1452053, 2904106, 5808212, 11616424, 15972583, 31945166, 63890332, 127780664]

約数ペア:

[(1, 127780664), (2, 63890332), (4, 31945166), (8, 15972583), (11, 11616424), (22, 5808212), (44, 2904106), (88, 1452053), (571, 223784), (1142, 111892), (2284, 55946), (2543, 50248), (4568, 27973), (5086, 25124), (6281, 20344), (10172, 12562)]