31942269

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{23197}}^1$

素因数の和:23226

約数の個数: 20

約数和(自身を含む): 50525244

約数和(自身を除く): 18582975

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 23197, 69591, 208773, 394349, 626319, 1183047, 1878957, 3549141, 10647423, 31942269]

約数ペア:

[(1, 31942269), (3, 10647423), (9, 3549141), (17, 1878957), (27, 1183047), (51, 626319), (81, 394349), (153, 208773), (459, 69591), (1377, 23197)]