78257139

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{2801}}^1$

素因数の和:3010

約数の個数: 16

約数和(自身を含む): 106700160

約数和(自身を除く): 28443021

約数列:

[1, 3, 67, 139, 201, 417, 2801, 8403, 9313, 27939, 187667, 389339, 563001, 1168017, 26085713, 78257139]

約数ペア:

[(1, 78257139), (3, 26085713), (67, 1168017), (139, 563001), (201, 389339), (417, 187667), (2801, 27939), (8403, 9313)]