28367418

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 64512000

約数和(自身を除く): 36144582

約数列:

[1, 2, 3, 6, 19, 23, 31, 38, 46, 57, 62, 69, 93, 114, 138, 186, 349, 437, 589, 698, 713, 874, 1047, 1178, 1311, 1426, 1767, 2094, 2139, 2622, 3534, 4278, 6631, 8027, 10819, 13262, 13547, 16054, 19893, 21638, 24081, 27094, 32457, 39786, 40641, 48162, 64914, 81282, 152513, 205561, 248837, 305026, 411122, 457539, 497674, 616683, 746511, 915078, 1233366, 1493022, 4727903, 9455806, 14183709, 28367418]

約数ペア:

[(1, 28367418), (2, 14183709), (3, 9455806), (6, 4727903), (19, 1493022), (23, 1233366), (31, 915078), (38, 746511), (46, 616683), (57, 497674), (62, 457539), (69, 411122), (93, 305026), (114, 248837), (138, 205561), (186, 152513), (349, 81282), (437, 64914), (589, 48162), (698, 40641), (713, 39786), (874, 32457), (1047, 27094), (1178, 24081), (1311, 21638), (1426, 19893), (1767, 16054), (2094, 13547), (2139, 13262), (2622, 10819), (3534, 8027), (4278, 6631)]