81506878

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{727}}^1\times {\mathrm{1933}}^1$

素因数の和:2691

約数の個数: 16

約数和(自身を含む): 126715680

約数和(自身を除く): 45208802

約数列:

[1, 2, 29, 58, 727, 1454, 1933, 3866, 21083, 42166, 56057, 112114, 1405291, 2810582, 40753439, 81506878]

約数ペア:

[(1, 81506878), (2, 40753439), (29, 2810582), (58, 1405291), (727, 112114), (1454, 56057), (1933, 42166), (3866, 21083)]