388491411

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{54251}}^1$

素因数の和:54303

約数の個数: 32

約数和(自身を含む): 666648576

約数和(自身を除く): 278157165

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 93, 217, 231, 341, 651, 1023, 2387, 7161, 54251, 162753, 379757, 596761, 1139271, 1681781, 1790283, 4177327, 5045343, 11772467, 12531981, 18499591, 35317401, 55498773, 129497137, 388491411]

約数ペア:

[(1, 388491411), (3, 129497137), (7, 55498773), (11, 35317401), (21, 18499591), (31, 12531981), (33, 11772467), (77, 5045343), (93, 4177327), (217, 1790283), (231, 1681781), (341, 1139271), (651, 596761), (1023, 379757), (2387, 162753), (7161, 54251)]