289223532

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{1511}}^1$

素因数の和:1943

約数の個数: 72

約数和(自身を含む): 789778080

約数和(自身を除く): 500554548

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 409, 468, 818, 1227, 1511, 1636, 2454, 3022, 3681, 4533, 4908, 5317, 6044, 7362, 9066, 10634, 13599, 14724, 15951, 18132, 19643, 21268, 27198, 31902, 39286, 47853, 54396, 58929, 63804, 78572, 95706, 117858, 176787, 191412, 235716, 353574, 617999, 707148, 1235998, 1853997, 2471996, 3707994, 5561991, 7415988, 8033987, 11123982, 16067974, 22247964, 24101961, 32135948, 48203922, 72305883, 96407844, 144611766, 289223532]

約数ペア:

[(1, 289223532), (2, 144611766), (3, 96407844), (4, 72305883), (6, 48203922), (9, 32135948), (12, 24101961), (13, 22247964), (18, 16067974), (26, 11123982), (36, 8033987), (39, 7415988), (52, 5561991), (78, 3707994), (117, 2471996), (156, 1853997), (234, 1235998), (409, 707148), (468, 617999), (818, 353574), (1227, 235716), (1511, 191412), (1636, 176787), (2454, 117858), (3022, 95706), (3681, 78572), (4533, 63804), (4908, 58929), (5317, 54396), (6044, 47853), (7362, 39286), (9066, 31902), (10634, 27198), (13599, 21268), (14724, 19643), (15951, 18132)]