28376673

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:313

約数の個数: 32

約数和(自身を含む): 42287616

約数和(自身を除く): 13910943

約数列:

[1, 3, 13, 39, 47, 113, 137, 141, 339, 411, 611, 1469, 1781, 1833, 4407, 5311, 5343, 6439, 15481, 15933, 19317, 46443, 69043, 83707, 201253, 207129, 251121, 603759, 727607, 2182821, 9458891, 28376673]

約数ペア:

[(1, 28376673), (3, 9458891), (13, 2182821), (39, 727607), (47, 603759), (113, 251121), (137, 207129), (141, 201253), (339, 83707), (411, 69043), (611, 46443), (1469, 19317), (1781, 15933), (1833, 15481), (4407, 6439), (5311, 5343)]