81781064

素因数分解:

$2^3\times {\mathrm{457}}^1\times {\mathrm{22369}}^1$

素因数の和:22832

約数の個数: 16

約数和(自身を含む): 153681900

約数和(自身を除く): 71900836

約数列:

[1, 2, 4, 8, 457, 914, 1828, 3656, 22369, 44738, 89476, 178952, 10222633, 20445266, 40890532, 81781064]

約数ペア:

[(1, 81781064), (2, 40890532), (4, 20445266), (8, 10222633), (457, 178952), (914, 89476), (1828, 44738), (3656, 22369)]