39638907

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1217}}^1$

素因数の和:1288

約数の個数: 48

約数和(自身を含む): 72963072

約数和(自身を除く): 33324165

約数列:

[1, 3, 7, 9, 11, 21, 33, 47, 63, 77, 99, 141, 231, 329, 423, 517, 693, 987, 1217, 1551, 2961, 3619, 3651, 4653, 8519, 10857, 10953, 13387, 25557, 32571, 40161, 57199, 76671, 93709, 120483, 171597, 281127, 400393, 514791, 629189, 843381, 1201179, 1887567, 3603537, 4404323, 5662701, 13212969, 39638907]

約数ペア:

[(1, 39638907), (3, 13212969), (7, 5662701), (9, 4404323), (11, 3603537), (21, 1887567), (33, 1201179), (47, 843381), (63, 629189), (77, 514791), (99, 400393), (141, 281127), (231, 171597), (329, 120483), (423, 93709), (517, 76671), (693, 57199), (987, 40161), (1217, 32571), (1551, 25557), (2961, 13387), (3619, 10953), (3651, 10857), (4653, 8519)]