221249951

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{6719}}^1$

素因数の和:6898

約数の個数: 16

約数和(自身を含む): 254016000

約数和(自身を除く): 32766049

約数列:

[1, 13, 17, 149, 221, 1937, 2533, 6719, 32929, 87347, 114223, 1001131, 1484899, 13014703, 17019227, 221249951]

約数ペア:

[(1, 221249951), (13, 17019227), (17, 13014703), (149, 1484899), (221, 1001131), (1937, 114223), (2533, 87347), (6719, 32929)]