261187122243

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{659}}^1\times {\mathrm{2239201}}^1$

素因数の和:2239922

約数の個数: 16

約数和(自身を含む): 354689596800

約数和(自身を除く): 93502474557

約数列:

[1, 3, 59, 177, 659, 1977, 38881, 116643, 2239201, 6717603, 132112859, 396338577, 1475633459, 4426900377, 87062374081, 261187122243]

約数ペア:

[(1, 261187122243), (3, 87062374081), (59, 4426900377), (177, 1475633459), (659, 396338577), (1977, 132112859), (38881, 6717603), (116643, 2239201)]