8743749

素因数分解:

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

素因数の和:497

約数の個数: 32

約数和(自身を含む): 14260224

約数和(自身を除く): 5516475

約数列:

[1, 3, 7, 21, 23, 43, 69, 129, 161, 301, 421, 483, 903, 989, 1263, 2947, 2967, 6923, 8841, 9683, 18103, 20769, 29049, 54309, 67781, 126721, 203343, 380163, 416369, 1249107, 2914583, 8743749]

約数ペア:

[(1, 8743749), (3, 2914583), (7, 1249107), (21, 416369), (23, 380163), (43, 203343), (69, 126721), (129, 67781), (161, 54309), (301, 29049), (421, 20769), (483, 18103), (903, 9683), (989, 8841), (1263, 6923), (2947, 2967)]