6400779

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{229}}^1$

素因数の和:272

約数の個数: 32

約数和(自身を含む): 10775040

約数和(自身を除く): 4374261

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 229, 231, 363, 687, 847, 1331, 1603, 2519, 2541, 3993, 4809, 7557, 9317, 17633, 27709, 27951, 52899, 83127, 193963, 304799, 581889, 914397, 2133593, 6400779]

約数ペア:

[(1, 6400779), (3, 2133593), (7, 914397), (11, 581889), (21, 304799), (33, 193963), (77, 83127), (121, 52899), (229, 27951), (231, 27709), (363, 17633), (687, 9317), (847, 7557), (1331, 4809), (1603, 3993), (2519, 2541)]