68395516

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{128563}}^1$

素因数の和:128593

約数の個数: 24

約数和(自身を含む): 143991680

約数和(自身を除く): 75596164

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 128563, 257126, 514252, 899941, 1799882, 2442697, 3599764, 4885394, 9770788, 17098879, 34197758, 68395516]

約数ペア:

[(1, 68395516), (2, 34197758), (4, 17098879), (7, 9770788), (14, 4885394), (19, 3599764), (28, 2442697), (38, 1799882), (76, 899941), (133, 514252), (266, 257126), (532, 128563)]