1308447

素因数分解:

$3^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:89

約数の個数: 48

約数和(自身を含む): 2407680

約数和(自身を除く): 1099233

約数列:

[1, 3, 7, 9, 21, 23, 27, 43, 49, 63, 69, 129, 147, 161, 189, 207, 301, 387, 441, 483, 621, 903, 989, 1127, 1161, 1323, 1449, 2107, 2709, 2967, 3381, 4347, 6321, 6923, 8127, 8901, 10143, 18963, 20769, 26703, 30429, 48461, 56889, 62307, 145383, 186921, 436149, 1308447]

約数ペア:

[(1, 1308447), (3, 436149), (7, 186921), (9, 145383), (21, 62307), (23, 56889), (27, 48461), (43, 30429), (49, 26703), (63, 20769), (69, 18963), (129, 10143), (147, 8901), (161, 8127), (189, 6923), (207, 6321), (301, 4347), (387, 3381), (441, 2967), (483, 2709), (621, 2107), (903, 1449), (989, 1323), (1127, 1161)]