31139470

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{135389}}^1$

素因数の和:135419

約数の個数: 16

約数和(自身を含む): 58488480

約数和(自身を除く): 27349010

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 135389, 270778, 676945, 1353890, 3113947, 6227894, 15569735, 31139470]

約数ペア:

[(1, 31139470), (2, 15569735), (5, 6227894), (10, 3113947), (23, 1353890), (46, 676945), (115, 270778), (230, 135389)]