390920166

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{238657}}^1$

素因数の和:238685

約数の個数: 48

約数和(自身を含む): 1042458144

約数和(自身を除く): 651537978

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 238657, 477314, 715971, 1431942, 1670599, 2147913, 3102541, 3341198, 4295826, 5011797, 6205082, 9307623, 10023594, 15035391, 18615246, 21717787, 27922869, 30070782, 43435574, 55845738, 65153361, 130306722, 195460083, 390920166]

約数ペア:

[(1, 390920166), (2, 195460083), (3, 130306722), (6, 65153361), (7, 55845738), (9, 43435574), (13, 30070782), (14, 27922869), (18, 21717787), (21, 18615246), (26, 15035391), (39, 10023594), (42, 9307623), (63, 6205082), (78, 5011797), (91, 4295826), (117, 3341198), (126, 3102541), (182, 2147913), (234, 1670599), (273, 1431942), (546, 715971), (819, 477314), (1638, 238657)]