213765.0000000

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:222

約数の個数: 32

約数和(自身を含む): 7547904

約数和(自身を除く): 3222110

約数列:

[1, 2, 11, 22, 23, 46, 83, 103, 166, 206, 253, 506, 913, 1133, 1826, 1909, 2266, 2369, 3818, 4738, 8549, 17098, 20999, 26059, 41998, 52118, 94039, 188078, 196627, 393254, 2162897, 4325794]

約数ペア:

[(1, 4325794), (2, 2162897), (11, 393254), (22, 196627), (23, 188078), (46, 94039), (83, 52118), (103, 41998), (166, 26059), (206, 20999), (253, 17098), (506, 8549), (913, 4738), (1133, 3818), (1826, 2369), (1909, 2266)]