208078173

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{661}}^1$

素因数の和:890

約数の個数: 32

約数和(自身を含む): 314582400

約数和(自身を除く): 106504227

約数列:

[1, 3, 9, 27, 89, 131, 267, 393, 661, 801, 1179, 1983, 2403, 3537, 5949, 11659, 17847, 34977, 58829, 86591, 104931, 176487, 259773, 314793, 529461, 779319, 1588383, 2337957, 7706599, 23119797, 69359391, 208078173]

約数ペア:

[(1, 208078173), (3, 69359391), (9, 23119797), (27, 7706599), (89, 2337957), (131, 1588383), (267, 779319), (393, 529461), (661, 314793), (801, 259773), (1179, 176487), (1983, 104931), (2403, 86591), (3537, 58829), (5949, 34977), (11659, 17847)]