28051405767

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1305749}}^1$

素因数の和:1305804

約数の個数: 48

約数和(自身を含む): 52146432000

約数和(自身を除く): 24095026233

約数列:

[1, 3, 7, 9, 11, 21, 31, 33, 63, 77, 93, 99, 217, 231, 279, 341, 651, 693, 1023, 1953, 2387, 3069, 7161, 21483, 1305749, 3917247, 9140243, 11751741, 14363239, 27420729, 40478219, 43089717, 82262187, 100542673, 121434657, 129269151, 283347533, 301628019, 364303971, 445260409, 850042599, 904884057, 1335781227, 2550127797, 3116822863, 4007343681, 9350468589, 28051405767]

約数ペア:

[(1, 28051405767), (3, 9350468589), (7, 4007343681), (9, 3116822863), (11, 2550127797), (21, 1335781227), (31, 904884057), (33, 850042599), (63, 445260409), (77, 364303971), (93, 301628019), (99, 283347533), (217, 129269151), (231, 121434657), (279, 100542673), (341, 82262187), (651, 43089717), (693, 40478219), (1023, 27420729), (1953, 14363239), (2387, 11751741), (3069, 9140243), (7161, 3917247), (21483, 1305749)]