321905907

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{1319}}^1$

素因数の和:1485

約数の個数: 40

約数和(自身を含む): 505992960

約数和(自身を除く): 184087053

約数列:

[1, 3, 9, 23, 27, 69, 81, 131, 207, 393, 621, 1179, 1319, 1863, 3013, 3537, 3957, 9039, 10611, 11871, 27117, 30337, 35613, 81351, 91011, 106839, 172789, 244053, 273033, 518367, 819099, 1555101, 2457297, 3974147, 4665303, 11922441, 13995909, 35767323, 107301969, 321905907]

約数ペア:

[(1, 321905907), (3, 107301969), (9, 35767323), (23, 13995909), (27, 11922441), (69, 4665303), (81, 3974147), (131, 2457297), (207, 1555101), (393, 819099), (621, 518367), (1179, 273033), (1319, 244053), (1863, 172789), (3013, 106839), (3537, 91011), (3957, 81351), (9039, 35613), (10611, 30337), (11871, 27117)]