8893318

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 16174080

約数和(自身を除く): 7280762

約数列:

[1, 2, 7, 14, 23, 46, 71, 142, 161, 322, 389, 497, 778, 994, 1633, 2723, 3266, 5446, 8947, 11431, 17894, 22862, 27619, 55238, 62629, 125258, 193333, 386666, 635237, 1270474, 4446659, 8893318]

約数ペア:

[(1, 8893318), (2, 4446659), (7, 1270474), (14, 635237), (23, 386666), (46, 193333), (71, 125258), (142, 62629), (161, 55238), (322, 27619), (389, 22862), (497, 17894), (778, 11431), (994, 8947), (1633, 5446), (2723, 3266)]