31447966

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{14153}}^1$

素因数の和:14267

約数の個数: 16

約数和(自身を含む): 51973488

約数和(自身を除く): 20525522

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 14153, 28306, 155683, 311366, 1429453, 2858906, 15723983, 31447966]

約数ペア:

[(1, 31447966), (2, 15723983), (11, 2858906), (22, 1429453), (101, 311366), (202, 155683), (1111, 28306), (2222, 14153)]