231388989

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{5209}}^1$

素因数の和:5309

約数の個数: 32

約数和(自身を含む): 357114240

約数和(自身を除く): 125725251

約数列:

[1, 3, 13, 17, 39, 51, 67, 201, 221, 663, 871, 1139, 2613, 3417, 5209, 14807, 15627, 44421, 67717, 88553, 203151, 265659, 349003, 1047009, 1151189, 3453567, 4537039, 5933051, 13611117, 17799153, 77129663, 231388989]

約数ペア:

[(1, 231388989), (3, 77129663), (13, 17799153), (17, 13611117), (39, 5933051), (51, 4537039), (67, 3453567), (201, 1151189), (221, 1047009), (663, 349003), (871, 265659), (1139, 203151), (2613, 88553), (3417, 67717), (5209, 44421), (14807, 15627)]