28941759

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13921}}^1$

素因数の和:13948

約数の個数: 32

約数和(自身を含む): 53460480

約数和(自身を除く): 24518721

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 13921, 41763, 97447, 125289, 153131, 292341, 375867, 459393, 877023, 1071917, 1378179, 2631069, 3215751, 4134537, 9647253, 28941759]

約数ペア:

[(1, 28941759), (3, 9647253), (7, 4134537), (9, 3215751), (11, 2631069), (21, 1378179), (27, 1071917), (33, 877023), (63, 459393), (77, 375867), (99, 292341), (189, 153131), (231, 125289), (297, 97447), (693, 41763), (2079, 13921)]