39986331

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:224

約数の個数: 64

約数和(自身を含む): 70778880

約数和(自身を除く): 30792549

約数列:

[1, 3, 7, 11, 21, 29, 33, 47, 77, 87, 127, 141, 203, 231, 319, 329, 381, 517, 609, 889, 957, 987, 1363, 1397, 1551, 2233, 2667, 3619, 3683, 4089, 4191, 5969, 6699, 9541, 9779, 10857, 11049, 14993, 17907, 25781, 28623, 29337, 40513, 41783, 44979, 65659, 77343, 104951, 121539, 125349, 173101, 196977, 283591, 314853, 459613, 519303, 850773, 1211707, 1378839, 1904111, 3635121, 5712333, 13328777, 39986331]

約数ペア:

[(1, 39986331), (3, 13328777), (7, 5712333), (11, 3635121), (21, 1904111), (29, 1378839), (33, 1211707), (47, 850773), (77, 519303), (87, 459613), (127, 314853), (141, 283591), (203, 196977), (231, 173101), (319, 125349), (329, 121539), (381, 104951), (517, 77343), (609, 65659), (889, 44979), (957, 41783), (987, 40513), (1363, 29337), (1397, 28623), (1551, 25781), (2233, 17907), (2667, 14993), (3619, 11049), (3683, 10857), (4089, 9779), (4191, 9541), (5969, 6699)]