27958593

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 42577920

約数和(自身を除く): 14619327

約数列:

[1, 3, 13, 23, 39, 69, 71, 213, 299, 439, 897, 923, 1317, 1633, 2769, 4899, 5707, 10097, 17121, 21229, 30291, 31169, 63687, 93507, 131261, 393783, 405197, 716887, 1215591, 2150661, 9319531, 27958593]

約数ペア:

[(1, 27958593), (3, 9319531), (13, 2150661), (23, 1215591), (39, 716887), (69, 405197), (71, 393783), (213, 131261), (299, 93507), (439, 63687), (897, 31169), (923, 30291), (1317, 21229), (1633, 17121), (2769, 10097), (4899, 5707)]