339590237

素因数分解:

$7^4\times {\mathrm{67}}^1\times {\mathrm{2111}}^1$

素因数の和:2206

約数の個数: 20

約数和(自身を含む): 402268416

約数和(自身を除く): 62678179

約数列:

[1, 7, 49, 67, 343, 469, 2111, 2401, 3283, 14777, 22981, 103439, 141437, 160867, 724073, 990059, 5068511, 6930413, 48512891, 339590237]

約数ペア:

[(1, 339590237), (7, 48512891), (49, 6930413), (67, 5068511), (343, 990059), (469, 724073), (2111, 160867), (2401, 141437), (3283, 103439), (14777, 22981)]