1293635785

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{1019}}^1\times {\mathrm{19531}}^1$

素因数の和:20568

約数の個数: 16

約数和(自身を含む): 1673501760

約数和(自身を除く): 379865975

約数列:

[1, 5, 13, 65, 1019, 5095, 13247, 19531, 66235, 97655, 253903, 1269515, 19902089, 99510445, 258727157, 1293635785]

約数ペア:

[(1, 1293635785), (5, 258727157), (13, 99510445), (65, 19902089), (1019, 1269515), (5095, 253903), (13247, 97655), (19531, 66235)]