642658002

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{15301381}}^1$

素因数の和:15301393

約数の個数: 16

約数和(自身を含む): 1468932672

約数和(自身を除く): 826274670

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 15301381, 30602762, 45904143, 91808286, 107109667, 214219334, 321329001, 642658002]

約数ペア:

[(1, 642658002), (2, 321329001), (3, 214219334), (6, 107109667), (7, 91808286), (14, 45904143), (21, 30602762), (42, 15301381)]