2168397

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1$

素因数の和:183

約数の個数: 48

約数和(自身を含む): 4104000

約数和(自身を除く): 1935603

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 99, 147, 149, 189, 231, 297, 441, 447, 539, 693, 1043, 1323, 1341, 1617, 1639, 2079, 3129, 4023, 4851, 4917, 7301, 9387, 11473, 14553, 14751, 21903, 28161, 34419, 44253, 65709, 80311, 103257, 197127, 240933, 309771, 722799, 2168397]

約数ペア:

[(1, 2168397), (3, 722799), (7, 309771), (9, 240933), (11, 197127), (21, 103257), (27, 80311), (33, 65709), (49, 44253), (63, 34419), (77, 28161), (99, 21903), (147, 14751), (149, 14553), (189, 11473), (231, 9387), (297, 7301), (441, 4917), (447, 4851), (539, 4023), (693, 3129), (1043, 2079), (1323, 1639), (1341, 1617)]