39978951

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{4993}}^1$

素因数の和:5170

約数の個数: 16

約数和(自身を含む): 56811744

約数和(自身を除く): 16832793

約数列:

[1, 3, 17, 51, 157, 471, 2669, 4993, 8007, 14979, 84881, 254643, 783901, 2351703, 13326317, 39978951]

約数ペア:

[(1, 39978951), (3, 13326317), (17, 2351703), (51, 783901), (157, 254643), (471, 84881), (2669, 14979), (4993, 8007)]