7980203

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1699}}^1$

素因数の和:1778

約数の個数: 16

約数和(自身を含む): 10118400

約数和(自身を除く): 2138197

約数列:

[1, 7, 11, 61, 77, 427, 671, 1699, 4697, 11893, 18689, 103639, 130823, 725473, 1140029, 7980203]

約数ペア:

[(1, 7980203), (7, 1140029), (11, 725473), (61, 130823), (77, 103639), (427, 18689), (671, 11893), (1699, 4697)]