678889768

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{1229}}^1\times {\mathrm{2381}}^1$

素因数の和:3645

約数の個数: 32

約数和(自身を含む): 1318437000

約数和(自身を除く): 639547232

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 1229, 2381, 2458, 4762, 4916, 9524, 9832, 19048, 35641, 69049, 71282, 138098, 142564, 276196, 285128, 552392, 2926249, 5852498, 11704996, 23409992, 84861221, 169722442, 339444884, 678889768]

約数ペア:

[(1, 678889768), (2, 339444884), (4, 169722442), (8, 84861221), (29, 23409992), (58, 11704996), (116, 5852498), (232, 2926249), (1229, 552392), (2381, 285128), (2458, 276196), (4762, 142564), (4916, 138098), (9524, 71282), (9832, 69049), (19048, 35641)]