256988893995

素因数分解:

$3^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1\times {\mathrm{9391}}^1$

素因数の和:9735

約数の個数: 96

約数和(自身を含む): 468661100544

約数和(自身を除く): 211672206549

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 101, 135, 223, 243, 303, 405, 505, 669, 909, 1115, 1215, 1515, 2007, 2727, 3345, 4545, 6021, 8181, 9391, 10035, 13635, 18063, 22523, 24543, 28173, 30105, 40905, 46955, 54189, 67569, 84519, 90315, 112615, 122715, 140865, 202707, 253557, 270945, 337845, 422595, 608121, 760671, 948491, 1013535, 1267785, 1824363, 2094193, 2282013, 2845473, 3040605, 3803355, 4742455, 5473089, 6282579, 8536419, 9121815, 10470965, 11410065, 14227365, 18847737, 25609257, 27365445, 31412895, 42682095, 56543211, 76827771, 94238685, 128046285, 169629633, 211513493, 230483313, 282716055, 384138855, 508888899, 634540479, 848148165, 1057567465, 1152416565, 1903621437, 2544444495, 3172702395, 5710864311, 9518107185, 17132592933, 28554321555, 51397778799, 85662964665, 256988893995]

約数ペア:

[(1, 256988893995), (3, 85662964665), (5, 51397778799), (9, 28554321555), (15, 17132592933), (27, 9518107185), (45, 5710864311), (81, 3172702395), (101, 2544444495), (135, 1903621437), (223, 1152416565), (243, 1057567465), (303, 848148165), (405, 634540479), (505, 508888899), (669, 384138855), (909, 282716055), (1115, 230483313), (1215, 211513493), (1515, 169629633), (2007, 128046285), (2727, 94238685), (3345, 76827771), (4545, 56543211), (6021, 42682095), (8181, 31412895), (9391, 27365445), (10035, 25609257), (13635, 18847737), (18063, 14227365), (22523, 11410065), (24543, 10470965), (28173, 9121815), (30105, 8536419), (40905, 6282579), (46955, 5473089), (54189, 4742455), (67569, 3803355), (84519, 3040605), (90315, 2845473), (112615, 2282013), (122715, 2094193), (140865, 1824363), (202707, 1267785), (253557, 1013535), (270945, 948491), (337845, 760671), (422595, 608121)]