28064001

素因数分解:

$3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{8969}}^1$

素因数の和:9128

約数の個数: 16

約数和(自身を含む): 43056000

約数和(自身を除く): 14991999

約数列:

[1, 3, 7, 21, 149, 447, 1043, 3129, 8969, 26907, 62783, 188349, 1336381, 4009143, 9354667, 28064001]

約数ペア:

[(1, 28064001), (3, 9354667), (7, 4009143), (21, 1336381), (149, 188349), (447, 62783), (1043, 26907), (3129, 8969)]