259874241

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{16649}}^1$

素因数の和:16717

約数の個数: 24

約数和(自身を含む): 389743200

約数和(自身を除く): 129868959

約数列:

[1, 3, 11, 33, 43, 121, 129, 363, 473, 1419, 5203, 15609, 16649, 49947, 183139, 549417, 715907, 2014529, 2147721, 6043587, 7874977, 23624931, 86624747, 259874241]

約数ペア:

[(1, 259874241), (3, 86624747), (11, 23624931), (33, 7874977), (43, 6043587), (121, 2147721), (129, 2014529), (363, 715907), (473, 549417), (1419, 183139), (5203, 49947), (15609, 16649)]