201990033

素因数分解:

$3^2\times 7^1\times {\mathrm{509}}^1\times {\mathrm{6299}}^1$

素因数の和:6821

約数の個数: 24

約数和(自身を含む): 334152000

約数和(自身を除く): 132161967

約数列:

[1, 3, 7, 9, 21, 63, 509, 1527, 3563, 4581, 6299, 10689, 18897, 32067, 44093, 56691, 132279, 396837, 3206191, 9618573, 22443337, 28855719, 67330011, 201990033]

約数ペア:

[(1, 201990033), (3, 67330011), (7, 28855719), (9, 22443337), (21, 9618573), (63, 3206191), (509, 396837), (1527, 132279), (3563, 56691), (4581, 44093), (6299, 32067), (10689, 18897)]