23381919

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:469

約数の個数: 48

約数和(自身を含む): 40410720

約数和(自身を除く): 17028801

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 99, 121, 153, 187, 297, 363, 421, 459, 561, 1089, 1263, 1683, 2057, 3267, 3789, 4631, 5049, 6171, 7157, 11367, 13893, 18513, 21471, 41679, 50941, 55539, 64413, 78727, 125037, 152823, 193239, 236181, 458469, 708543, 865997, 1375407, 2125629, 2597991, 7793973, 23381919]

約数ペア:

[(1, 23381919), (3, 7793973), (9, 2597991), (11, 2125629), (17, 1375407), (27, 865997), (33, 708543), (51, 458469), (99, 236181), (121, 193239), (153, 152823), (187, 125037), (297, 78727), (363, 64413), (421, 55539), (459, 50941), (561, 41679), (1089, 21471), (1263, 18513), (1683, 13893), (2057, 11367), (3267, 7157), (3789, 6171), (4631, 5049)]