259871982687

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1987}}^1\times {\mathrm{16273}}^1$

素因数の和:18332

約数の個数: 48

約数和(自身を含む): 403761845760

約数和(自身を除く): 143889863073

約数列:

[1, 3, 9, 19, 47, 57, 141, 171, 423, 893, 1987, 2679, 5961, 8037, 16273, 17883, 37753, 48819, 93389, 113259, 146457, 280167, 309187, 339777, 764831, 840501, 927561, 1774391, 2294493, 2782683, 5323173, 6883479, 14531789, 15969519, 32334451, 43595367, 97003353, 130786101, 291010059, 614354569, 1519719197, 1843063707, 4559157591, 5529191121, 13677472773, 28874664743, 86623994229, 259871982687]

約数ペア:

[(1, 259871982687), (3, 86623994229), (9, 28874664743), (19, 13677472773), (47, 5529191121), (57, 4559157591), (141, 1843063707), (171, 1519719197), (423, 614354569), (893, 291010059), (1987, 130786101), (2679, 97003353), (5961, 43595367), (8037, 32334451), (16273, 15969519), (17883, 14531789), (37753, 6883479), (48819, 5323173), (93389, 2782683), (113259, 2294493), (146457, 1774391), (280167, 927561), (309187, 840501), (339777, 764831)]