161726139

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{787}}^1$

素因数の和:901

約数の個数: 40

約数和(自身を含む): 251718720

約数和(自身を除く): 89992581

約数列:

[1, 3, 9, 27, 43, 59, 81, 129, 177, 387, 531, 787, 1161, 1593, 2361, 2537, 3483, 4779, 7083, 7611, 21249, 22833, 33841, 46433, 63747, 68499, 101523, 139299, 205497, 304569, 417897, 913707, 1253691, 1996619, 2741121, 3761073, 5989857, 17969571, 53908713, 161726139]

約数ペア:

[(1, 161726139), (3, 53908713), (9, 17969571), (27, 5989857), (43, 3761073), (59, 2741121), (81, 1996619), (129, 1253691), (177, 913707), (387, 417897), (531, 304569), (787, 205497), (1161, 139299), (1593, 101523), (2361, 68499), (2537, 63747), (3483, 46433), (4779, 33841), (7083, 22833), (7611, 21249)]