218877873

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{17957}}^1$

素因数の和:18216

約数の個数: 16

約数和(自身を含む): 310314240

約数和(自身を除く): 91436367

約数列:

[1, 3, 17, 51, 239, 717, 4063, 12189, 17957, 53871, 305269, 915807, 4291723, 12875169, 72959291, 218877873]

約数ペア:

[(1, 218877873), (3, 72959291), (17, 12875169), (51, 4291723), (239, 915807), (717, 305269), (4063, 53871), (12189, 17957)]