191961

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1$

素因数の和:301

約数の個数: 24

約数和(自身を含む): 346944

約数和(自身を除く): 154983

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 277, 693, 831, 1939, 2493, 3047, 5817, 9141, 17451, 21329, 27423, 63987, 191961]

約数ペア:

[(1, 191961), (3, 63987), (7, 27423), (9, 21329), (11, 17451), (21, 9141), (33, 5817), (63, 3047), (77, 2493), (99, 1939), (231, 831), (277, 693)]