171922023

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{209917}}^1$

素因数の和:209943

約数の個数: 24

約数和(自身を含む): 305640608

約数和(自身を除く): 133718585

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 209917, 629751, 1469419, 1889253, 2728921, 4408257, 8186763, 13224771, 19102447, 24560289, 57307341, 171922023]

約数ペア:

[(1, 171922023), (3, 57307341), (7, 24560289), (9, 19102447), (13, 13224771), (21, 8186763), (39, 4408257), (63, 2728921), (91, 1889253), (117, 1469419), (273, 629751), (819, 209917)]