67898516

素因数分解:

$2^2\times 7^2\times {\mathrm{346421}}^1$

素因数の和:346439

約数の個数: 18

約数和(自身を含む): 138222378

約数和(自身を除く): 70323862

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 346421, 692842, 1385684, 2424947, 4849894, 9699788, 16974629, 33949258, 67898516]

約数ペア:

[(1, 67898516), (2, 33949258), (4, 16974629), (7, 9699788), (14, 4849894), (28, 2424947), (49, 1385684), (98, 692842), (196, 346421)]