71627378

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{21179}}^1$

素因数の和:21289

約数の個数: 16

約数和(自身を含む): 114372000

約数和(自身を除く): 42744622

約数列:

[1, 2, 19, 38, 89, 178, 1691, 3382, 21179, 42358, 402401, 804802, 1884931, 3769862, 35813689, 71627378]

約数ペア:

[(1, 71627378), (2, 35813689), (19, 3769862), (38, 1884931), (89, 804802), (178, 402401), (1691, 42358), (3382, 21179)]