667394

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:234

約数の個数: 32

約数和(自身を含む): 1303680

約数和(自身を除く): 636286

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 193, 247, 266, 386, 494, 1351, 1729, 2509, 2702, 3458, 3667, 5018, 7334, 17563, 25669, 35126, 47671, 51338, 95342, 333697, 667394]

約数ペア:

[(1, 667394), (2, 333697), (7, 95342), (13, 51338), (14, 47671), (19, 35126), (26, 25669), (38, 17563), (91, 7334), (133, 5018), (182, 3667), (193, 3458), (247, 2702), (266, 2509), (386, 1729), (494, 1351)]