23420397

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{709}}^1$

素因数の和:754

約数の個数: 48

約数和(自身を含む): 42304640

約数和(自身を除く): 18884243

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 121, 143, 231, 273, 363, 429, 709, 847, 1001, 1573, 2127, 2541, 3003, 4719, 4963, 7799, 9217, 11011, 14889, 23397, 27651, 33033, 54593, 64519, 85789, 101387, 163779, 193557, 257367, 304161, 600523, 709709, 1115257, 1801569, 2129127, 3345771, 7806799, 23420397]

約数ペア:

[(1, 23420397), (3, 7806799), (7, 3345771), (11, 2129127), (13, 1801569), (21, 1115257), (33, 709709), (39, 600523), (77, 304161), (91, 257367), (121, 193557), (143, 163779), (231, 101387), (273, 85789), (363, 64519), (429, 54593), (709, 33033), (847, 27651), (1001, 23397), (1573, 14889), (2127, 11011), (2541, 9217), (3003, 7799), (4719, 4963)]