218238875816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{391283}}^1$

素因数の和:391506

約数の個数: 64

約数和(自身を含む): 457520555520

約数和(自身を除く): 239281679704

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 173, 248, 346, 403, 692, 806, 1384, 1612, 2249, 3224, 4498, 5363, 8996, 10726, 17992, 21452, 42904, 69719, 139438, 278876, 391283, 557752, 782566, 1565132, 3130264, 5086679, 10173358, 12129773, 20346716, 24259546, 40693432, 48519092, 67691959, 97038184, 135383918, 157687049, 270767836, 315374098, 541535672, 630748196, 879995467, 1261496392, 1759990934, 2098450729, 3519981868, 4196901458, 7039963736, 8393802916, 16787605832, 27279859477, 54559718954, 109119437908, 218238875816]

約数ペア:

[(1, 218238875816), (2, 109119437908), (4, 54559718954), (8, 27279859477), (13, 16787605832), (26, 8393802916), (31, 7039963736), (52, 4196901458), (62, 3519981868), (104, 2098450729), (124, 1759990934), (173, 1261496392), (248, 879995467), (346, 630748196), (403, 541535672), (692, 315374098), (806, 270767836), (1384, 157687049), (1612, 135383918), (2249, 97038184), (3224, 67691959), (4498, 48519092), (5363, 40693432), (8996, 24259546), (10726, 20346716), (17992, 12129773), (21452, 10173358), (42904, 5086679), (69719, 3130264), (139438, 1565132), (278876, 782566), (391283, 557752)]