86989518

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20921}}^1$

素因数の和:20950

約数の個数: 64

約数和(自身を含む): 241021440

約数和(自身を除く): 154031922

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 99, 126, 154, 189, 198, 231, 297, 378, 462, 594, 693, 1386, 2079, 4158, 20921, 41842, 62763, 125526, 146447, 188289, 230131, 292894, 376578, 439341, 460262, 564867, 690393, 878682, 1129734, 1318023, 1380786, 1610917, 2071179, 2636046, 3221834, 3954069, 4142358, 4832751, 6213537, 7908138, 9665502, 12427074, 14498253, 28996506, 43494759, 86989518]

約数ペア:

[(1, 86989518), (2, 43494759), (3, 28996506), (6, 14498253), (7, 12427074), (9, 9665502), (11, 7908138), (14, 6213537), (18, 4832751), (21, 4142358), (22, 3954069), (27, 3221834), (33, 2636046), (42, 2071179), (54, 1610917), (63, 1380786), (66, 1318023), (77, 1129734), (99, 878682), (126, 690393), (154, 564867), (189, 460262), (198, 439341), (231, 376578), (297, 292894), (378, 230131), (462, 188289), (594, 146447), (693, 125526), (1386, 62763), (2079, 41842), (4158, 20921)]