287775981

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{541951}}^1$

素因数の和:542016

約数の個数: 12

約数和(自身を含む): 422722560

約数和(自身を除く): 134946579

約数列:

[1, 3, 9, 59, 177, 531, 541951, 1625853, 4877559, 31975109, 95925327, 287775981]

約数ペア:

[(1, 287775981), (3, 95925327), (9, 31975109), (59, 4877559), (177, 1625853), (531, 541951)]