258317697

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{439}}^1\times {\mathrm{1621}}^1$

素因数の和:2085

約数の個数: 24

約数和(自身を含む): 379677760

約数和(自身を除く): 121360063

約数列:

[1, 3, 11, 33, 121, 363, 439, 1317, 1621, 4829, 4863, 14487, 17831, 53119, 53493, 159357, 196141, 588423, 711619, 2134857, 7827809, 23483427, 86105899, 258317697]

約数ペア:

[(1, 258317697), (3, 86105899), (11, 23483427), (33, 7827809), (121, 2134857), (363, 711619), (439, 588423), (1317, 196141), (1621, 159357), (4829, 53493), (4863, 53119), (14487, 17831)]