28380057

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1\times {\mathrm{467}}^1$

素因数の和:948

約数の個数: 16

約数和(自身を含む): 38817792

約数和(自身を除く): 10437735

約数列:

[1, 3, 47, 141, 431, 467, 1293, 1401, 20257, 21949, 60771, 65847, 201277, 603831, 9460019, 28380057]

約数ペア:

[(1, 28380057), (3, 9460019), (47, 603831), (141, 201277), (431, 65847), (467, 60771), (1293, 21949), (1401, 20257)]