247410365979

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{193138459}}^1$

素因数の和:193138530

約数の個数: 16

約数和(自身を含む): 383186704640

約数和(自身を除く): 135776338661

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 193138459, 579415377, 1351969213, 4055907639, 11781445999, 35344337997, 82470121993, 247410365979]

約数ペア:

[(1, 247410365979), (3, 82470121993), (7, 35344337997), (21, 11781445999), (61, 4055907639), (183, 1351969213), (427, 579415377), (1281, 193138459)]