253607018

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{1997}}^1$

素因数の和:2246

約数の個数: 32

約数和(自身を含む): 446529024

約数和(自身を除く): 192922006

約数列:

[1, 2, 7, 14, 47, 94, 193, 329, 386, 658, 1351, 1997, 2702, 3994, 9071, 13979, 18142, 27958, 63497, 93859, 126994, 187718, 385421, 657013, 770842, 1314026, 2697947, 5395894, 18114787, 36229574, 126803509, 253607018]

約数ペア:

[(1, 253607018), (2, 126803509), (7, 36229574), (14, 18114787), (47, 5395894), (94, 2697947), (193, 1314026), (329, 770842), (386, 657013), (658, 385421), (1351, 187718), (1997, 126994), (2702, 93859), (3994, 63497), (9071, 27958), (13979, 18142)]