66939698

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{251653}}^1$

素因数の和:251681

約数の個数: 16

約数和(自身を含む): 120793920

約数和(自身を除く): 53854222

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 251653, 503306, 1761571, 3523142, 4781407, 9562814, 33469849, 66939698]

約数ペア:

[(1, 66939698), (2, 33469849), (7, 9562814), (14, 4781407), (19, 3523142), (38, 1761571), (133, 503306), (266, 251653)]