26231247

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 46345728

約数和(自身を除く): 20114481

約数列:

[1, 3, 7, 9, 21, 23, 43, 63, 69, 129, 161, 207, 301, 387, 421, 483, 903, 989, 1263, 1449, 2709, 2947, 2967, 3789, 6923, 8841, 8901, 9683, 18103, 20769, 26523, 29049, 54309, 62307, 67781, 87147, 126721, 162927, 203343, 380163, 416369, 610029, 1140489, 1249107, 2914583, 3747321, 8743749, 26231247]

約数ペア:

[(1, 26231247), (3, 8743749), (7, 3747321), (9, 2914583), (21, 1249107), (23, 1140489), (43, 610029), (63, 416369), (69, 380163), (129, 203343), (161, 162927), (207, 126721), (301, 87147), (387, 67781), (421, 62307), (483, 54309), (903, 29049), (989, 26523), (1263, 20769), (1449, 18103), (2709, 9683), (2947, 8901), (2967, 8841), (3789, 6923)]