78217139

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{78139}}^1$

素因数の和:78170

約数の個数: 16

約数和(自身を含む): 105020160

約数和(自身を除く): 26803021

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 78139, 546973, 859529, 1015807, 6016703, 7110649, 11173877, 78217139]

約数ペア:

[(1, 78217139), (7, 11173877), (11, 7110649), (13, 6016703), (77, 1015807), (91, 859529), (143, 546973), (1001, 78139)]