66964786

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{67369}}^1$

素因数の和:67449

約数の個数: 16

約数和(自身を含む): 116415360

約数和(自身を除く): 49450574

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 67369, 134738, 471583, 943166, 4783199, 9566398, 33482393, 66964786]

約数ペア:

[(1, 66964786), (2, 33482393), (7, 9566398), (14, 4783199), (71, 943166), (142, 471583), (497, 134738), (994, 67369)]