644920278

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{1093}}^1\times {\mathrm{2287}}^1$

素因数の和:3428

約数の個数: 32

約数和(自身を含む): 1321622016

約数和(自身を除く): 676701738

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 1093, 2186, 2287, 3279, 4574, 6558, 6861, 13722, 46999, 93998, 98341, 140997, 196682, 281994, 295023, 590046, 2499691, 4999382, 7499073, 14998146, 107486713, 214973426, 322460139, 644920278]

約数ペア:

[(1, 644920278), (2, 322460139), (3, 214973426), (6, 107486713), (43, 14998146), (86, 7499073), (129, 4999382), (258, 2499691), (1093, 590046), (2186, 295023), (2287, 281994), (3279, 196682), (4574, 140997), (6558, 98341), (6861, 93998), (13722, 46999)]