520016991

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{2423}}^1\times {\mathrm{5503}}^1$

素因数の和:7942

約数の個数: 16

約数和(自身を含む): 747134976

約数和(自身を除く): 227117985

約数列:

[1, 3, 13, 39, 2423, 5503, 7269, 16509, 31499, 71539, 94497, 214617, 13333769, 40001307, 173338997, 520016991]

約数ペア:

[(1, 520016991), (3, 173338997), (13, 40001307), (39, 13333769), (2423, 214617), (5503, 94497), (7269, 71539), (16509, 31499)]