17929701

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 27648000

約数和(自身を除く): 9718299

約数列:

[1, 3, 9, 27, 47, 71, 141, 199, 213, 423, 597, 639, 1269, 1791, 1917, 3337, 5373, 9353, 10011, 14129, 28059, 30033, 42387, 84177, 90099, 127161, 252531, 381483, 664063, 1992189, 5976567, 17929701]

約数ペア:

[(1, 17929701), (3, 5976567), (9, 1992189), (27, 664063), (47, 381483), (71, 252531), (141, 127161), (199, 90099), (213, 84177), (423, 42387), (597, 30033), (639, 28059), (1269, 14129), (1791, 10011), (1917, 9353), (3337, 5373)]