17987013

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:310

約数の個数: 36

約数和(自身を含む): 29047200

約数和(自身を除く): 11060187

約数列:

[1, 3, 9, 11, 33, 83, 99, 121, 199, 249, 363, 597, 747, 913, 1089, 1791, 2189, 2739, 6567, 8217, 10043, 16517, 19701, 24079, 30129, 49551, 72237, 90387, 148653, 181687, 216711, 545061, 1635183, 1998557, 5995671, 17987013]

約数ペア:

[(1, 17987013), (3, 5995671), (9, 1998557), (11, 1635183), (33, 545061), (83, 216711), (99, 181687), (121, 148653), (199, 90387), (249, 72237), (363, 49551), (597, 30129), (747, 24079), (913, 19701), (1089, 16517), (1791, 10043), (2189, 8217), (2739, 6567)]