394565759

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{127}}^1\times {\mathrm{839}}^1$

素因数の和:1019

約数の個数: 24

約数和(自身を含む): 475668480

約数和(自身を除く): 81102721

約数列:

[1, 7, 23, 127, 161, 529, 839, 889, 2921, 3703, 5873, 19297, 20447, 67183, 106553, 135079, 443831, 470281, 745871, 2450719, 3106817, 17155033, 56366537, 394565759]

約数ペア:

[(1, 394565759), (7, 56366537), (23, 17155033), (127, 3106817), (161, 2450719), (529, 745871), (839, 470281), (889, 443831), (2921, 135079), (3703, 106553), (5873, 67183), (19297, 20447)]