138779403

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{79621}}^1$

素因数の和:79714

約数の個数: 16

約数和(自身を含む): 214023936

約数和(自身を除く): 75244533

約数列:

[1, 3, 7, 21, 83, 249, 581, 1743, 79621, 238863, 557347, 1672041, 6608543, 19825629, 46259801, 138779403]

約数ペア:

[(1, 138779403), (3, 46259801), (7, 19825629), (21, 6608543), (83, 1672041), (249, 557347), (581, 238863), (1743, 79621)]