68931730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{140677}}^1$

素因数の和:140698

約数の個数: 24

約数和(自身を含む): 144335628

約数和(自身を除く): 75403898

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 140677, 281354, 703385, 984739, 1406770, 1969478, 4923695, 6893173, 9847390, 13786346, 34465865, 68931730]

約数ペア:

[(1, 68931730), (2, 34465865), (5, 13786346), (7, 9847390), (10, 6893173), (14, 4923695), (35, 1969478), (49, 1406770), (70, 984739), (98, 703385), (245, 281354), (490, 140677)]