1297788687

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{947}}^1$

素因数の和:1049

約数の個数: 72

約数和(自身を含む): 2192143824

約数和(自身を除く): 894355137

約数列:

[1, 3, 9, 13, 17, 39, 51, 53, 117, 153, 159, 169, 221, 477, 507, 663, 689, 901, 947, 1521, 1989, 2067, 2703, 2841, 2873, 6201, 8109, 8523, 8619, 8957, 11713, 12311, 16099, 25857, 26871, 35139, 36933, 48297, 50191, 80613, 105417, 110799, 144891, 150573, 152269, 160043, 209287, 451719, 456807, 480129, 627861, 652483, 853247, 1370421, 1440387, 1883583, 1957449, 2559741, 2720731, 5872347, 7679223, 8162193, 8482279, 11092211, 24486579, 25446837, 33276633, 76340511, 99829899, 144198743, 432596229, 1297788687]

約数ペア:

[(1, 1297788687), (3, 432596229), (9, 144198743), (13, 99829899), (17, 76340511), (39, 33276633), (51, 25446837), (53, 24486579), (117, 11092211), (153, 8482279), (159, 8162193), (169, 7679223), (221, 5872347), (477, 2720731), (507, 2559741), (663, 1957449), (689, 1883583), (901, 1440387), (947, 1370421), (1521, 853247), (1989, 652483), (2067, 627861), (2703, 480129), (2841, 456807), (2873, 451719), (6201, 209287), (8109, 160043), (8523, 152269), (8619, 150573), (8957, 144891), (11713, 110799), (12311, 105417), (16099, 80613), (25857, 50191), (26871, 48297), (35139, 36933)]