205718481

素因数分解:

$3^3\times {\mathrm{557}}^1\times {\mathrm{13679}}^1$

素因数の和:14245

約数の個数: 16

約数和(自身を含む): 305337600

約数和(自身を除く): 99619119

約数列:

[1, 3, 9, 27, 557, 1671, 5013, 13679, 15039, 41037, 123111, 369333, 7619203, 22857609, 68572827, 205718481]

約数ペア:

[(1, 205718481), (3, 68572827), (9, 22857609), (27, 7619203), (557, 369333), (1671, 123111), (5013, 41037), (13679, 15039)]