28602639

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1181}}^1$

素因数の和:1229

約数の個数: 40

約数和(自身を含む): 48055392

約数和(自身を除く): 19452753

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 81, 117, 207, 299, 351, 621, 897, 1053, 1181, 1863, 2691, 3543, 8073, 10629, 15353, 24219, 27163, 31887, 46059, 81489, 95661, 138177, 244467, 353119, 414531, 733401, 1059357, 1243593, 2200203, 3178071, 9534213, 28602639]

約数ペア:

[(1, 28602639), (3, 9534213), (9, 3178071), (13, 2200203), (23, 1243593), (27, 1059357), (39, 733401), (69, 414531), (81, 353119), (117, 244467), (207, 138177), (299, 95661), (351, 81489), (621, 46059), (897, 31887), (1053, 27163), (1181, 24219), (1863, 15353), (2691, 10629), (3543, 8073)]