20110311

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{5927}}^1$

素因数の和:5975

約数の個数: 24

約数和(自身を含む): 32366880

約数和(自身を除く): 12256569

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 1131, 3393, 5927, 17781, 53343, 77051, 171883, 231153, 515649, 693459, 1546947, 2234479, 6703437, 20110311]

約数ペア:

[(1, 20110311), (3, 6703437), (9, 2234479), (13, 1546947), (29, 693459), (39, 515649), (87, 231153), (117, 171883), (261, 77051), (377, 53343), (1131, 17781), (3393, 5927)]