66804857

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{7829}}^1$

素因数の和:7912

約数の個数: 16

約数和(自身を含む): 81181440

約数和(自身を除く): 14376583

約数列:

[1, 7, 23, 53, 161, 371, 1219, 7829, 8533, 54803, 180067, 414937, 1260469, 2904559, 9543551, 66804857]

約数ペア:

[(1, 66804857), (7, 9543551), (23, 2904559), (53, 1260469), (161, 414937), (371, 180067), (1219, 54803), (7829, 8533)]