8223621

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1301}}^1$

素因数の和:1361

約数の個数: 24

約数和(自身を含む): 13061664

約数和(自身を除く): 4838043

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 1301, 2107, 3903, 6321, 9107, 27321, 55943, 63749, 167829, 191247, 391601, 1174803, 2741207, 8223621]

約数ペア:

[(1, 8223621), (3, 2741207), (7, 1174803), (21, 391601), (43, 191247), (49, 167829), (129, 63749), (147, 55943), (301, 27321), (903, 9107), (1301, 6321), (2107, 3903)]