207904617

素因数分解:

$3^3\times {\mathrm{149}}^1\times {\mathrm{51679}}^1$

素因数の和:51837

約数の個数: 16

約数和(自身を含む): 310080000

約数和(自身を除く): 102175383

約数列:

[1, 3, 9, 27, 149, 447, 1341, 4023, 51679, 155037, 465111, 1395333, 7700171, 23100513, 69301539, 207904617]

約数ペア:

[(1, 207904617), (3, 69301539), (9, 23100513), (27, 7700171), (149, 1395333), (447, 465111), (1341, 155037), (4023, 51679)]