678741266

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{794779}}^1$

素因数の和:794849

約数の個数: 16

約数和(自身を含む): 1182632640

約数和(自身を除く): 503891374

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 794779, 1589558, 5563453, 11126906, 48481519, 96963038, 339370633, 678741266]

約数ペア:

[(1, 678741266), (2, 339370633), (7, 96963038), (14, 48481519), (61, 11126906), (122, 5563453), (427, 1589558), (854, 794779)]