664647555

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1657}}^1$

素因数の和:1717

約数の個数: 96

約数和(自身を含む): 1333668672

約数和(自身を除く): 669021117

約数列:

[1, 3, 5, 11, 13, 15, 17, 33, 39, 51, 55, 65, 85, 121, 143, 165, 187, 195, 221, 255, 363, 429, 561, 605, 663, 715, 935, 1105, 1573, 1657, 1815, 2057, 2145, 2431, 2805, 3315, 4719, 4971, 6171, 7293, 7865, 8285, 10285, 12155, 18227, 21541, 23595, 24855, 26741, 28169, 30855, 36465, 54681, 64623, 80223, 84507, 91135, 107705, 133705, 140845, 200497, 236951, 273405, 309859, 323115, 366197, 401115, 422535, 601491, 710853, 929577, 1002485, 1098591, 1184755, 1549295, 1830985, 2606461, 3007455, 3408449, 3554265, 4028167, 4647885, 5492955, 7819383, 10225347, 12084501, 13032305, 17042245, 20140835, 39096915, 44309837, 51126735, 60422505, 132929511, 221549185, 664647555]

約数ペア:

[(1, 664647555), (3, 221549185), (5, 132929511), (11, 60422505), (13, 51126735), (15, 44309837), (17, 39096915), (33, 20140835), (39, 17042245), (51, 13032305), (55, 12084501), (65, 10225347), (85, 7819383), (121, 5492955), (143, 4647885), (165, 4028167), (187, 3554265), (195, 3408449), (221, 3007455), (255, 2606461), (363, 1830985), (429, 1549295), (561, 1184755), (605, 1098591), (663, 1002485), (715, 929577), (935, 710853), (1105, 601491), (1573, 422535), (1657, 401115), (1815, 366197), (2057, 323115), (2145, 309859), (2431, 273405), (2805, 236951), (3315, 200497), (4719, 140845), (4971, 133705), (6171, 107705), (7293, 91135), (7865, 84507), (8285, 80223), (10285, 64623), (12155, 54681), (18227, 36465), (21541, 30855), (23595, 28169), (24855, 26741)]