80995707

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{76919}}^1$

素因数の和:76944

約数の個数: 20

約数和(自身を含む): 130302480

約数和(自身を除く): 49306773

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 76919, 230757, 692271, 999947, 2076813, 2999841, 6230439, 8999523, 26998569, 80995707]

約数ペア:

[(1, 80995707), (3, 26998569), (9, 8999523), (13, 6230439), (27, 2999841), (39, 2076813), (81, 999947), (117, 692271), (351, 230757), (1053, 76919)]