71431612

素因数分解:

$2^2\times 7^2\times {\mathrm{364447}}^1$

素因数の和:364465

約数の個数: 18

約数和(自身を含む): 145414752

約数和(自身を除く): 73983140

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 364447, 728894, 1457788, 2551129, 5102258, 10204516, 17857903, 35715806, 71431612]

約数ペア:

[(1, 71431612), (2, 35715806), (4, 17857903), (7, 10204516), (14, 5102258), (28, 2551129), (49, 1457788), (98, 728894), (196, 364447)]