90221121

素因数分解:

$3^4\times {\mathrm{113}}^1\times {\mathrm{9857}}^1$

素因数の和:9982

約数の個数: 20

約数和(自身を含む): 135981252

約数和(自身を除く): 45760131

約数列:

[1, 3, 9, 27, 81, 113, 339, 1017, 3051, 9153, 9857, 29571, 88713, 266139, 798417, 1113841, 3341523, 10024569, 30073707, 90221121]

約数ペア:

[(1, 90221121), (3, 30073707), (9, 10024569), (27, 3341523), (81, 1113841), (113, 798417), (339, 266139), (1017, 88713), (3051, 29571), (9153, 9857)]