28906443

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{887}}^1$

素因数の和:984

約数の個数: 32

約数和(自身を含む): 46033920

約数和(自身を除く): 17127477

約数列:

[1, 3, 9, 17, 27, 51, 71, 153, 213, 459, 639, 887, 1207, 1917, 2661, 3621, 7983, 10863, 15079, 23949, 32589, 45237, 62977, 135711, 188931, 407133, 566793, 1070609, 1700379, 3211827, 9635481, 28906443]

約数ペア:

[(1, 28906443), (3, 9635481), (9, 3211827), (17, 1700379), (27, 1070609), (51, 566793), (71, 407133), (153, 188931), (213, 135711), (459, 62977), (639, 45237), (887, 32589), (1207, 23949), (1917, 15079), (2661, 10863), (3621, 7983)]