28259805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{269141}}^1$

素因数の和:269156

約数の個数: 16

約数和(自身を含む): 51675264

約数和(自身を除く): 23415459

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 269141, 807423, 1345705, 1883987, 4037115, 5651961, 9419935, 28259805]

約数ペア:

[(1, 28259805), (3, 9419935), (5, 5651961), (7, 4037115), (15, 1883987), (21, 1345705), (35, 807423), (105, 269141)]