55221609

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1\times {\mathrm{619}}^1$

素因数の和:980

約数の個数: 16

約数和(自身を含む): 74638080

約数和(自身を除く): 19416471

約数列:

[1, 3, 131, 227, 393, 619, 681, 1857, 29737, 81089, 89211, 140513, 243267, 421539, 18407203, 55221609]

約数ペア:

[(1, 55221609), (3, 18407203), (131, 421539), (227, 243267), (393, 140513), (619, 89211), (681, 81089), (1857, 29737)]