81054513

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{52667}}^1$

素因数の和:52698

約数の個数: 20

約数和(自身を含む): 127456560

約数和(自身を除く): 46402047

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 52667, 158001, 474003, 1000673, 1422009, 3002019, 4266027, 9006057, 27018171, 81054513]

約数ペア:

[(1, 81054513), (3, 27018171), (9, 9006057), (19, 4266027), (27, 3002019), (57, 1422009), (81, 1000673), (171, 474003), (513, 158001), (1539, 52667)]