221520238095

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1136001221}}^1$

素因数の和:1136001242

約数の個数: 16

約数和(自身を含む): 381696410592

約数和(自身を除く): 160176172497

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 1136001221, 3408003663, 5680006105, 14768015873, 17040018315, 44304047619, 73840079365, 221520238095]

約数ペア:

[(1, 221520238095), (3, 73840079365), (5, 44304047619), (13, 17040018315), (15, 14768015873), (39, 5680006105), (65, 3408003663), (195, 1136001221)]