312697

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:180

約数の個数: 16

約数和(自身を含む): 405504

約数和(自身を除く): 92807

約数列:

[1, 7, 11, 31, 77, 131, 217, 341, 917, 1441, 2387, 4061, 10087, 28427, 44671, 312697]

約数ペア:

[(1, 312697), (7, 44671), (11, 28427), (31, 10087), (77, 4061), (131, 2387), (217, 1441), (341, 917)]