83990621

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1627}}^1$

素因数の和:1689

約数の個数: 24

約数和(自身を含む): 104205024

約数和(自身を除く): 20214403

約数列:

[1, 11, 13, 19, 143, 209, 247, 361, 1627, 2717, 3971, 4693, 17897, 21151, 30913, 51623, 232661, 340043, 401869, 587347, 4420559, 6460817, 7635511, 83990621]

約数ペア:

[(1, 83990621), (11, 7635511), (13, 6460817), (19, 4420559), (143, 587347), (209, 401869), (247, 340043), (361, 232661), (1627, 51623), (2717, 30913), (3971, 21151), (4693, 17897)]