26845287

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 44301312

約数和(自身を除く): 17456025

約数列:

[1, 3, 7, 21, 31, 43, 49, 93, 129, 137, 147, 217, 301, 411, 651, 903, 959, 1333, 1519, 2107, 2877, 3999, 4247, 4557, 5891, 6321, 6713, 9331, 12741, 17673, 20139, 27993, 29729, 41237, 65317, 89187, 123711, 182621, 195951, 208103, 288659, 547863, 624309, 865977, 1278347, 3835041, 8948429, 26845287]

約数ペア:

[(1, 26845287), (3, 8948429), (7, 3835041), (21, 1278347), (31, 865977), (43, 624309), (49, 547863), (93, 288659), (129, 208103), (137, 195951), (147, 182621), (217, 123711), (301, 89187), (411, 65317), (651, 41237), (903, 29729), (959, 27993), (1333, 20139), (1519, 17673), (2107, 12741), (2877, 9331), (3999, 6713), (4247, 6321), (4557, 5891)]