66988654

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{401}}^1\times {\mathrm{827}}^1$

素因数の和:1331

約数の個数: 16

約数和(自身を含む): 101853936

約数和(自身を除く): 34865282

約数列:

[1, 2, 101, 202, 401, 802, 827, 1654, 40501, 81002, 83527, 167054, 331627, 663254, 33494327, 66988654]

約数ペア:

[(1, 66988654), (2, 33494327), (101, 663254), (202, 331627), (401, 167054), (802, 83527), (827, 81002), (1654, 40501)]