18347121

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{313}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 29541120

約数和(自身を除く): 11193999

約数列:

[1, 3, 9, 13, 27, 39, 117, 167, 313, 351, 501, 939, 1503, 2171, 2817, 4069, 4509, 6513, 8451, 12207, 19539, 36621, 52271, 58617, 109863, 156813, 470439, 679523, 1411317, 2038569, 6115707, 18347121]

約数ペア:

[(1, 18347121), (3, 6115707), (9, 2038569), (13, 1411317), (27, 679523), (39, 470439), (117, 156813), (167, 109863), (313, 58617), (351, 52271), (501, 36621), (939, 19539), (1503, 12207), (2171, 8451), (2817, 6513), (4069, 4509)]