857379123

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{997}}^1$

素因数の和:1176

約数の個数: 48

約数和(自身を含む): 1345144320

約数和(自身を除く): 487765197

約数列:

[1, 3, 9, 19, 47, 57, 107, 141, 171, 321, 423, 893, 963, 997, 2033, 2679, 2991, 5029, 6099, 8037, 8973, 15087, 18297, 18943, 45261, 46859, 56829, 95551, 106679, 140577, 170487, 286653, 320037, 421731, 859959, 890321, 960111, 2026901, 2670963, 5013913, 6080703, 8012889, 15041739, 18242109, 45125217, 95264347, 285793041, 857379123]

約数ペア:

[(1, 857379123), (3, 285793041), (9, 95264347), (19, 45125217), (47, 18242109), (57, 15041739), (107, 8012889), (141, 6080703), (171, 5013913), (321, 2670963), (423, 2026901), (893, 960111), (963, 890321), (997, 859959), (2033, 421731), (2679, 320037), (2991, 286653), (5029, 170487), (6099, 140577), (8037, 106679), (8973, 95551), (15087, 56829), (18297, 46859), (18943, 45261)]