25016121

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{7919}}^1$

素因数の和:7947

約数の個数: 24

約数和(自身を含む): 40360320

約数和(自身を除く): 15344199

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 1053, 3159, 7919, 23757, 71271, 102947, 213813, 308841, 641439, 926523, 1924317, 2779569, 8338707, 25016121]

約数ペア:

[(1, 25016121), (3, 8338707), (9, 2779569), (13, 1924317), (27, 926523), (39, 641439), (81, 308841), (117, 213813), (243, 102947), (351, 71271), (1053, 23757), (3159, 7919)]