80615671857

素因数分解:

$3^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{691}}^1\times {\mathrm{1931}}^1$

素因数の和:2779

約数の個数: 72

約数和(自身を含む): 136713219552

約数和(自身を除く): 56097547695

約数列:

[1, 3, 7, 9, 21, 49, 63, 137, 147, 411, 441, 691, 959, 1233, 1931, 2073, 2877, 4837, 5793, 6219, 6713, 8631, 13517, 14511, 17379, 20139, 33859, 40551, 43533, 60417, 94619, 94667, 101577, 121653, 264547, 283857, 284001, 304731, 662669, 793641, 851571, 852003, 1334321, 1851829, 1988007, 2380923, 4002963, 4638683, 5555487, 5964021, 9340247, 12008889, 12962803, 13916049, 16666461, 28020741, 38888409, 41748147, 65381729, 84062223, 116665227, 182801977, 196145187, 548405931, 588435561, 1279613839, 1645217793, 3838841517, 8957296873, 11516524551, 26871890619, 80615671857]

約数ペア:

[(1, 80615671857), (3, 26871890619), (7, 11516524551), (9, 8957296873), (21, 3838841517), (49, 1645217793), (63, 1279613839), (137, 588435561), (147, 548405931), (411, 196145187), (441, 182801977), (691, 116665227), (959, 84062223), (1233, 65381729), (1931, 41748147), (2073, 38888409), (2877, 28020741), (4837, 16666461), (5793, 13916049), (6219, 12962803), (6713, 12008889), (8631, 9340247), (13517, 5964021), (14511, 5555487), (17379, 4638683), (20139, 4002963), (33859, 2380923), (40551, 1988007), (43533, 1851829), (60417, 1334321), (94619, 852003), (94667, 851571), (101577, 793641), (121653, 662669), (264547, 304731), (283857, 284001)]