211399563

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{5563}}^1$

素因数の和:5858

約数の個数: 16

約数和(自身を含む): 288437760

約数和(自身を除く): 77038197

約数列:

[1, 3, 53, 159, 239, 717, 5563, 12667, 16689, 38001, 294839, 884517, 1329557, 3988671, 70466521, 211399563]

約数ペア:

[(1, 211399563), (3, 70466521), (53, 3988671), (159, 1329557), (239, 884517), (717, 294839), (5563, 38001), (12667, 16689)]