7247981013

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{26549381}}^1$

素因数の和:26549404

約数の個数: 16

約数和(自身を含む): 11894123136

約数和(自身を除く): 4646142123

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 26549381, 79648143, 185845667, 345141953, 557537001, 1035425859, 2415993671, 7247981013]

約数ペア:

[(1, 7247981013), (3, 2415993671), (7, 1035425859), (13, 557537001), (21, 345141953), (39, 185845667), (91, 79648143), (273, 26549381)]