81864306

素因数分解:

$2^1\times 3^2\times {\mathrm{569}}^1\times {\mathrm{7993}}^1$

素因数の和:8570

約数の個数: 24

約数和(自身を含む): 177706620

約数和(自身を除く): 95842314

約数列:

[1, 2, 3, 6, 9, 18, 569, 1138, 1707, 3414, 5121, 7993, 10242, 15986, 23979, 47958, 71937, 143874, 4548017, 9096034, 13644051, 27288102, 40932153, 81864306]

約数ペア:

[(1, 81864306), (2, 40932153), (3, 27288102), (6, 13644051), (9, 9096034), (18, 4548017), (569, 143874), (1138, 71937), (1707, 47958), (3414, 23979), (5121, 15986), (7993, 10242)]