219788937

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{478843}}^1$

素因数の和:478869

約数の個数: 16

約数和(自身を含む): 344767680

約数和(自身を除く): 124978743

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 478843, 1436529, 4309587, 8140331, 12928761, 24420993, 73262979, 219788937]

約数ペア:

[(1, 219788937), (3, 73262979), (9, 24420993), (17, 12928761), (27, 8140331), (51, 4309587), (153, 1436529), (459, 478843)]