87971882

素因数分解:

$2^1\times {\mathrm{61}}^2\times {\mathrm{11821}}^1$

素因数の和:11945

約数の個数: 12

約数和(自身を含む): 134167878

約数和(自身を除く): 46195996

約数列:

[1, 2, 61, 122, 3721, 7442, 11821, 23642, 721081, 1442162, 43985941, 87971882]

約数ペア:

[(1, 87971882), (2, 43985941), (61, 1442162), (122, 721081), (3721, 23642), (7442, 11821)]