71489451

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{719}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 109486080

約数和(自身を除く): 37996629

約数列:

[1, 3, 11, 23, 33, 69, 131, 253, 393, 719, 759, 1441, 2157, 3013, 4323, 7909, 9039, 16537, 23727, 33143, 49611, 94189, 99429, 181907, 282567, 545721, 1036079, 2166347, 3108237, 6499041, 23829817, 71489451]

約数ペア:

[(1, 71489451), (3, 23829817), (11, 6499041), (23, 3108237), (33, 2166347), (69, 1036079), (131, 545721), (253, 282567), (393, 181907), (719, 99429), (759, 94189), (1441, 49611), (2157, 33143), (3013, 23727), (4323, 16537), (7909, 9039)]