42120213

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{2731}}^1$

素因数の和:2884

約数の個数: 16

約数和(自身を含む): 57830976

約数和(自身を除く): 15710763

約数列:

[1, 3, 53, 97, 159, 291, 2731, 5141, 8193, 15423, 144743, 264907, 434229, 794721, 14040071, 42120213]

約数ペア:

[(1, 42120213), (3, 14040071), (53, 794721), (97, 434229), (159, 264907), (291, 144743), (2731, 15423), (5141, 8193)]