220206371

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{150517}}^1$

素因数の和:150554

約数の個数: 16

約数和(自身を含む): 288994560

約数和(自身を除く): 68788189

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 150517, 1053619, 1655687, 2859823, 11589809, 20018761, 31458053, 220206371]

約数ペア:

[(1, 220206371), (7, 31458053), (11, 20018761), (19, 11589809), (77, 2859823), (133, 1655687), (209, 1053619), (1463, 150517)]