13889817

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1889}}^1$

素因数の和:1957

約数の個数: 24

約数和(自身を含む): 21621600

約数和(自身を除く): 7731783

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 1889, 2451, 5667, 7353, 17001, 35891, 81227, 107673, 243681, 323019, 731043, 1543313, 4629939, 13889817]

約数ペア:

[(1, 13889817), (3, 4629939), (9, 1543313), (19, 731043), (43, 323019), (57, 243681), (129, 107673), (171, 81227), (387, 35891), (817, 17001), (1889, 7353), (2451, 5667)]