208023585

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{463}}^1$

素因数の和:878

約数の個数: 64

約数和(自身を含む): 416931840

約数和(自身を除く): 208908255

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 389, 463, 1155, 1167, 1389, 1945, 2315, 2723, 3241, 4279, 5093, 5835, 6945, 8169, 9723, 12837, 13615, 15279, 16205, 21395, 25465, 29953, 35651, 40845, 48615, 64185, 76395, 89859, 106953, 149765, 178255, 180107, 449295, 534765, 540321, 900535, 1260749, 1981177, 2701605, 3782247, 5943531, 6303745, 9905885, 13868239, 18911235, 29717655, 41604717, 69341195, 208023585]

約数ペア:

[(1, 208023585), (3, 69341195), (5, 41604717), (7, 29717655), (11, 18911235), (15, 13868239), (21, 9905885), (33, 6303745), (35, 5943531), (55, 3782247), (77, 2701605), (105, 1981177), (165, 1260749), (231, 900535), (385, 540321), (389, 534765), (463, 449295), (1155, 180107), (1167, 178255), (1389, 149765), (1945, 106953), (2315, 89859), (2723, 76395), (3241, 64185), (4279, 48615), (5093, 40845), (5835, 35651), (6945, 29953), (8169, 25465), (9723, 21395), (12837, 16205), (13615, 15279)]