489447838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1\times {\mathrm{1087}}^1$

素因数の和:1408

約数の個数: 32

約数和(自身を含む): 813754368

約数和(自身を除く): 324306530

約数列:

[1, 2, 11, 22, 97, 194, 211, 422, 1067, 1087, 2134, 2174, 2321, 4642, 11957, 20467, 23914, 40934, 105439, 210878, 225137, 229357, 450274, 458714, 1159829, 2319658, 2522927, 5045854, 22247629, 44495258, 244723919, 489447838]

約数ペア:

[(1, 489447838), (2, 244723919), (11, 44495258), (22, 22247629), (97, 5045854), (194, 2522927), (211, 2319658), (422, 1159829), (1067, 458714), (1087, 450274), (2134, 229357), (2174, 225137), (2321, 210878), (4642, 105439), (11957, 40934), (20467, 23914)]