81269878

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{29297}}^1$

素因数の和:29391

約数の個数: 16

約数和(自身を含む): 130083120

約数和(自身を除く): 48813242

約数列:

[1, 2, 19, 38, 73, 146, 1387, 2774, 29297, 58594, 556643, 1113286, 2138681, 4277362, 40634939, 81269878]

約数ペア:

[(1, 81269878), (2, 40634939), (19, 4277362), (38, 2138681), (73, 1113286), (146, 556643), (1387, 58594), (2774, 29297)]