138216959

素因数分解:

${\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{431}}^1$

素因数の和:718

約数の個数: 16

約数和(自身を含む): 147308544

約数和(自身を除く): 9091585

約数列:

[1, 23, 73, 191, 431, 1679, 4393, 9913, 13943, 31463, 82321, 320689, 723649, 1893383, 6009433, 138216959]

約数ペア:

[(1, 138216959), (23, 6009433), (73, 1893383), (191, 723649), (431, 320689), (1679, 82321), (4393, 31463), (9913, 13943)]