1644489

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1$

素因数の和:147

約数の個数: 48

約数和(自身を含む): 3119040

約数和(自身を除く): 1474551

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 99, 113, 147, 189, 231, 297, 339, 441, 539, 693, 791, 1017, 1243, 1323, 1617, 2079, 2373, 3051, 3729, 4851, 5537, 7119, 8701, 11187, 14553, 16611, 21357, 26103, 33561, 49833, 60907, 78309, 149499, 182721, 234927, 548163, 1644489]

約数ペア:

[(1, 1644489), (3, 548163), (7, 234927), (9, 182721), (11, 149499), (21, 78309), (27, 60907), (33, 49833), (49, 33561), (63, 26103), (77, 21357), (99, 16611), (113, 14553), (147, 11187), (189, 8701), (231, 7119), (297, 5537), (339, 4851), (441, 3729), (539, 3051), (693, 2373), (791, 2079), (1017, 1617), (1243, 1323)]