205887187

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{991}}^1$

素因数の和:1131

約数の個数: 24

約数和(自身を含む): 242234496

約数和(自身を除く): 36347309

約数列:

[1, 11, 17, 101, 121, 187, 991, 1111, 1717, 2057, 10901, 12221, 16847, 18887, 100091, 119911, 185317, 207757, 1101001, 1701547, 2038487, 12111011, 18717017, 205887187]

約数ペア:

[(1, 205887187), (11, 18717017), (17, 12111011), (101, 2038487), (121, 1701547), (187, 1101001), (991, 207757), (1111, 185317), (1717, 119911), (2057, 100091), (10901, 18887), (12221, 16847)]