668915690989

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{16976263}}^1$

素因数の和:16976716

約数の個数: 16

約数和(自身を含む): 825182240512

約数和(自身を除く): 156266549523

約数列:

[1, 7, 13, 91, 433, 3031, 5629, 39403, 16976263, 118833841, 220691419, 1544839933, 7350721879, 51455053153, 95559384427, 668915690989]

約数ペア:

[(1, 668915690989), (7, 95559384427), (13, 51455053153), (91, 7350721879), (433, 1544839933), (3031, 220691419), (5629, 118833841), (39403, 16976263)]