12978786

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 29877120

約数和(自身を除く): 16898334

約数列:

[1, 2, 3, 6, 17, 19, 34, 37, 38, 51, 57, 74, 102, 111, 114, 181, 222, 323, 362, 543, 629, 646, 703, 969, 1086, 1258, 1406, 1887, 1938, 2109, 3077, 3439, 3774, 4218, 6154, 6697, 6878, 9231, 10317, 11951, 13394, 18462, 20091, 20634, 23902, 35853, 40182, 58463, 71706, 113849, 116926, 127243, 175389, 227698, 254486, 341547, 350778, 381729, 683094, 763458, 2163131, 4326262, 6489393, 12978786]

約数ペア:

[(1, 12978786), (2, 6489393), (3, 4326262), (6, 2163131), (17, 763458), (19, 683094), (34, 381729), (37, 350778), (38, 341547), (51, 254486), (57, 227698), (74, 175389), (102, 127243), (111, 116926), (114, 113849), (181, 71706), (222, 58463), (323, 40182), (362, 35853), (543, 23902), (629, 20634), (646, 20091), (703, 18462), (969, 13394), (1086, 11951), (1258, 10317), (1406, 9231), (1887, 6878), (1938, 6697), (2109, 6154), (3077, 4218), (3439, 3774)]