1781994

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:414

約数の個数: 32

約数和(自身を含む): 3830400

約数和(自身を除く): 2048406

約数列:

[1, 2, 3, 6, 23, 37, 46, 69, 74, 111, 138, 222, 349, 698, 851, 1047, 1702, 2094, 2553, 5106, 8027, 12913, 16054, 24081, 25826, 38739, 48162, 77478, 296999, 593998, 890997, 1781994]

約数ペア:

[(1, 1781994), (2, 890997), (3, 593998), (6, 296999), (23, 77478), (37, 48162), (46, 38739), (69, 25826), (74, 24081), (111, 16054), (138, 12913), (222, 8027), (349, 5106), (698, 2553), (851, 2094), (1047, 1702)]