172948851

素因数分解:

$3^4\times {\mathrm{641}}^1\times {\mathrm{3331}}^1$

素因数の和:3984

約数の個数: 20

約数和(自身を含む): 258836424

約数和(自身を除く): 85887573

約数列:

[1, 3, 9, 27, 81, 641, 1923, 3331, 5769, 9993, 17307, 29979, 51921, 89937, 269811, 2135171, 6405513, 19216539, 57649617, 172948851]

約数ペア:

[(1, 172948851), (3, 57649617), (9, 19216539), (27, 6405513), (81, 2135171), (641, 269811), (1923, 89937), (3331, 51921), (5769, 29979), (9993, 17307)]