878904468

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{9533}}^1$

素因数の和:9753

約数の個数: 72

約数和(自身を含む): 2404970568

約数和(自身を除く): 1526066100

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 197, 234, 394, 468, 591, 788, 1182, 1773, 2364, 2561, 3546, 5122, 7092, 7683, 9533, 10244, 15366, 19066, 23049, 28599, 30732, 38132, 46098, 57198, 85797, 92196, 114396, 123929, 171594, 247858, 343188, 371787, 495716, 743574, 1115361, 1487148, 1878001, 2230722, 3756002, 4461444, 5634003, 7512004, 11268006, 16902009, 22536012, 24414013, 33804018, 48828026, 67608036, 73242039, 97656052, 146484078, 219726117, 292968156, 439452234, 878904468]

約数ペア:

[(1, 878904468), (2, 439452234), (3, 292968156), (4, 219726117), (6, 146484078), (9, 97656052), (12, 73242039), (13, 67608036), (18, 48828026), (26, 33804018), (36, 24414013), (39, 22536012), (52, 16902009), (78, 11268006), (117, 7512004), (156, 5634003), (197, 4461444), (234, 3756002), (394, 2230722), (468, 1878001), (591, 1487148), (788, 1115361), (1182, 743574), (1773, 495716), (2364, 371787), (2561, 343188), (3546, 247858), (5122, 171594), (7092, 123929), (7683, 114396), (9533, 92196), (10244, 85797), (15366, 57198), (19066, 46098), (23049, 38132), (28599, 30732)]