66810226

素因数分解:

$2^1\times 7^4\times {\mathrm{13913}}^1$

素因数の和:13943

約数の個数: 20

約数和(自身を含む): 116919342

約数和(自身を除く): 50109116

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 13913, 27826, 97391, 194782, 681737, 1363474, 4772159, 9544318, 33405113, 66810226]

約数ペア:

[(1, 66810226), (2, 33405113), (7, 9544318), (14, 4772159), (49, 1363474), (98, 681737), (343, 194782), (686, 97391), (2401, 27826), (4802, 13913)]