131540193

素因数分解:

$3^4\times {\mathrm{269}}^1\times {\mathrm{6037}}^1$

素因数の和:6318

約数の個数: 20

約数和(自身を含む): 197261460

約数和(自身を除く): 65721267

約数列:

[1, 3, 9, 27, 81, 269, 807, 2421, 6037, 7263, 18111, 21789, 54333, 162999, 488997, 1623953, 4871859, 14615577, 43846731, 131540193]

約数ペア:

[(1, 131540193), (3, 43846731), (9, 14615577), (27, 4871859), (81, 1623953), (269, 488997), (807, 162999), (2421, 54333), (6037, 21789), (7263, 18111)]