2903121

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{919}}^1$

素因数の和:947

約数の個数: 24

約数和(自身を含む): 4688320

約数和(自身を除く): 1785199

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 919, 1053, 2757, 3159, 8271, 11947, 24813, 35841, 74439, 107523, 223317, 322569, 967707, 2903121]

約数ペア:

[(1, 2903121), (3, 967707), (9, 322569), (13, 223317), (27, 107523), (39, 74439), (81, 35841), (117, 24813), (243, 11947), (351, 8271), (919, 3159), (1053, 2757)]