215344731

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{238477}}^1$

素因数の和:238530

約数の個数: 16

約数和(自身を含む): 335777024

約数和(自身を除く): 120432293

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 238477, 715431, 1669339, 5008017, 10254511, 30763533, 71781577, 215344731]

約数ペア:

[(1, 215344731), (3, 71781577), (7, 30763533), (21, 10254511), (43, 5008017), (129, 1669339), (301, 715431), (903, 238477)]