28471785

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{99901}}^1$

素因数の和:99928

約数の個数: 16

約数和(自身を含む): 47952960

約数和(自身を除く): 19481175

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 99901, 299703, 499505, 1498515, 1898119, 5694357, 9490595, 28471785]

約数ペア:

[(1, 28471785), (3, 9490595), (5, 5694357), (15, 1898119), (19, 1498515), (57, 499505), (95, 299703), (285, 99901)]