243376895

素因数分解:

$5^1\times {\mathrm{211}}^1\times {\mathrm{349}}^1\times {\mathrm{661}}^1$

素因数の和:1226

約数の個数: 16

約数和(自身を含む): 294722400

約数和(自身を除く): 51345505

約数列:

[1, 5, 211, 349, 661, 1055, 1745, 3305, 73639, 139471, 230689, 368195, 697355, 1153445, 48675379, 243376895]

約数ペア:

[(1, 243376895), (5, 48675379), (211, 1153445), (349, 697355), (661, 368195), (1055, 230689), (1745, 139471), (3305, 73639)]