57121989

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 83329920

約数和(自身を除く): 26207931

約数列:

[1, 3, 17, 51, 67, 73, 201, 219, 229, 687, 1139, 1241, 3417, 3723, 3893, 4891, 11679, 14673, 15343, 16717, 46029, 50151, 83147, 249441, 260831, 284189, 782493, 852567, 1120039, 3360117, 19040663, 57121989]

約数ペア:

[(1, 57121989), (3, 19040663), (17, 3360117), (51, 1120039), (67, 852567), (73, 782493), (201, 284189), (219, 260831), (229, 249441), (687, 83147), (1139, 50151), (1241, 46029), (3417, 16717), (3723, 15343), (3893, 14673), (4891, 11679)]