28107369

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:477

約数の個数: 24

約数和(自身を含む): 41513472

約数和(自身を除く): 13406103

約数列:

[1, 3, 9, 83, 191, 197, 249, 573, 591, 747, 1719, 1773, 15853, 16351, 37627, 47559, 49053, 112881, 142677, 147159, 338643, 3123041, 9369123, 28107369]

約数ペア:

[(1, 28107369), (3, 9369123), (9, 3123041), (83, 338643), (191, 147159), (197, 142677), (249, 112881), (573, 49053), (591, 47559), (747, 37627), (1719, 16351), (1773, 15853)]