87173186

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{4493}}^1$

素因数の和:4693

約数の個数: 16

約数和(自身を含む): 133471800

約数和(自身を除く): 46298614

約数列:

[1, 2, 89, 109, 178, 218, 4493, 8986, 9701, 19402, 399877, 489737, 799754, 979474, 43586593, 87173186]

約数ペア:

[(1, 87173186), (2, 43586593), (89, 979474), (109, 799754), (178, 489737), (218, 399877), (4493, 19402), (8986, 9701)]