261651933

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{9649}}^1$

素因数の和:9809

約数の個数: 24

約数和(自身を含む): 397425600

約数和(自身を除く): 135773667

約数列:

[1, 3, 9, 23, 69, 131, 207, 393, 1179, 3013, 9039, 9649, 27117, 28947, 86841, 221927, 665781, 1264019, 1997343, 3792057, 11376171, 29072437, 87217311, 261651933]

約数ペア:

[(1, 261651933), (3, 87217311), (9, 29072437), (23, 11376171), (69, 3792057), (131, 1997343), (207, 1264019), (393, 665781), (1179, 221927), (3013, 86841), (9039, 28947), (9649, 27117)]