1400399

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1399}}^1$

素因数の和:1430

約数の個数: 16

約数和(自身を含む): 1881600

約数和(自身を除く): 481201

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 1399, 9793, 15389, 18187, 107723, 127309, 200057, 1400399]

約数ペア:

[(1, 1400399), (7, 200057), (11, 127309), (13, 107723), (77, 18187), (91, 15389), (143, 9793), (1001, 1399)]