221354155

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{14851}}^1$

素因数の和:15138

約数の個数: 16

約数和(自身を含む): 290861568

約数和(自身を除く): 69507413

約数列:

[1, 5, 11, 55, 271, 1355, 2981, 14851, 14905, 74255, 163361, 816805, 4024621, 20123105, 44270831, 221354155]

約数ペア:

[(1, 221354155), (5, 44270831), (11, 20123105), (55, 4024621), (271, 816805), (1355, 163361), (2981, 74255), (14851, 14905)]