28214091

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{439}}^1$

素因数の和:675

約数の個数: 24

約数和(自身を含む): 42167840

約数和(自身を除く): 13953749

約数列:

[1, 3, 9, 37, 111, 193, 333, 439, 579, 1317, 1737, 3951, 7141, 16243, 21423, 48729, 64269, 84727, 146187, 254181, 762543, 3134899, 9404697, 28214091]

約数ペア:

[(1, 28214091), (3, 9404697), (9, 3134899), (37, 762543), (111, 254181), (193, 146187), (333, 84727), (439, 64269), (579, 48729), (1317, 21423), (1737, 16243), (3951, 7141)]