39887913

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{463}}^1$

素因数の和:573

約数の個数: 24

約数和(自身を含む): 58645888

約数和(自身を除く): 18757975

約数列:

[1, 3, 13, 39, 47, 141, 463, 611, 1389, 1833, 2209, 6019, 6627, 18057, 21761, 28717, 65283, 86151, 282893, 848679, 1022767, 3068301, 13295971, 39887913]

約数ペア:

[(1, 39887913), (3, 13295971), (13, 3068301), (39, 1022767), (47, 848679), (141, 282893), (463, 86151), (611, 65283), (1389, 28717), (1833, 21761), (2209, 18057), (6019, 6627)]