1977437

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:500

約数の個数: 16

約数和(自身を含む): 2511744

約数和(自身を除く): 534307

約数列:

[1, 7, 11, 61, 77, 421, 427, 671, 2947, 4631, 4697, 25681, 32417, 179767, 282491, 1977437]

約数ペア:

[(1, 1977437), (7, 282491), (11, 179767), (61, 32417), (77, 25681), (421, 4697), (427, 4631), (671, 2947)]