220182809

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{16529}}^1$

素因数の和:16720

約数の個数: 16

約数和(自身を含む): 276117120

約数和(自身を除く): 55934311

約数列:

[1, 7, 11, 77, 173, 1211, 1903, 13321, 16529, 115703, 181819, 1272733, 2859517, 20016619, 31454687, 220182809]

約数ペア:

[(1, 220182809), (7, 31454687), (11, 20016619), (77, 2859517), (173, 1272733), (1211, 181819), (1903, 115703), (13321, 16529)]