28643349

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1913}}^1$

素因数の和:1977

約数の個数: 32

約数和(自身を含む): 47038464

約数和(自身を除く): 18395115

約数列:

[1, 3, 7, 21, 23, 31, 69, 93, 161, 217, 483, 651, 713, 1913, 2139, 4991, 5739, 13391, 14973, 40173, 43999, 59303, 131997, 177909, 307993, 415121, 923979, 1245363, 1363969, 4091907, 9547783, 28643349]

約数ペア:

[(1, 28643349), (3, 9547783), (7, 4091907), (21, 1363969), (23, 1245363), (31, 923979), (69, 415121), (93, 307993), (161, 177909), (217, 131997), (483, 59303), (651, 43999), (713, 40173), (1913, 14973), (2139, 13391), (4991, 5739)]