7871709

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1$

素因数の和:624

約数の個数: 16

約数和(自身を含む): 10841600

約数和(自身を除く): 2969891

約数列:

[1, 3, 43, 129, 139, 417, 439, 1317, 5977, 17931, 18877, 56631, 61021, 183063, 2623903, 7871709]

約数ペア:

[(1, 7871709), (3, 2623903), (43, 183063), (129, 61021), (139, 56631), (417, 18877), (439, 17931), (1317, 5977)]