28951041

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{72559}}^1$

素因数の和:72588

約数の個数: 16

約数和(自身を含む): 46438400

約数和(自身を除く): 17487359

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 72559, 217677, 507913, 1378621, 1523739, 4135863, 9650347, 28951041]

約数ペア:

[(1, 28951041), (3, 9650347), (7, 4135863), (19, 1523739), (21, 1378621), (57, 507913), (133, 217677), (399, 72559)]