638062782

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{15191971}}^1$

素因数の和:15191983

約数の個数: 16

約数和(自身を含む): 1458429312

約数和(自身を除く): 820366530

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 15191971, 30383942, 45575913, 91151826, 106343797, 212687594, 319031391, 638062782]

約数ペア:

[(1, 638062782), (2, 319031391), (3, 212687594), (6, 106343797), (7, 91151826), (14, 45575913), (21, 30383942), (42, 15191971)]