1639278078

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{2113}}^1$

素因数の和:2289

約数の個数: 64

約数和(自身を含む): 3500378112

約数和(自身を除く): 1861100034

約数列:

[1, 2, 3, 6, 31, 43, 62, 86, 93, 97, 129, 186, 194, 258, 291, 582, 1333, 2113, 2666, 3007, 3999, 4171, 4226, 6014, 6339, 7998, 8342, 9021, 12513, 12678, 18042, 25026, 65503, 90859, 129301, 131006, 181718, 196509, 204961, 258602, 272577, 387903, 393018, 409922, 545154, 614883, 775806, 1229766, 2816629, 5633258, 6353791, 8449887, 8813323, 12707582, 16899774, 17626646, 19061373, 26439969, 38122746, 52879938, 273213013, 546426026, 819639039, 1639278078]

約数ペア:

[(1, 1639278078), (2, 819639039), (3, 546426026), (6, 273213013), (31, 52879938), (43, 38122746), (62, 26439969), (86, 19061373), (93, 17626646), (97, 16899774), (129, 12707582), (186, 8813323), (194, 8449887), (258, 6353791), (291, 5633258), (582, 2816629), (1333, 1229766), (2113, 775806), (2666, 614883), (3007, 545154), (3999, 409922), (4171, 393018), (4226, 387903), (6014, 272577), (6339, 258602), (7998, 204961), (8342, 196509), (9021, 181718), (12513, 131006), (12678, 129301), (18042, 90859), (25026, 65503)]