181209778841

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{12683543}}^1$

素因数の和:12683720

約数の個数: 16

約数和(自身を含む): 224447994624

約数和(自身を除く): 43238215783

約数列:

[1, 7, 13, 91, 157, 1099, 2041, 14287, 12683543, 88784801, 164886059, 1154202413, 1991316251, 13939213757, 25887111263, 181209778841]

約数ペア:

[(1, 181209778841), (7, 25887111263), (13, 13939213757), (91, 1991316251), (157, 1154202413), (1099, 164886059), (2041, 88784801), (14287, 12683543)]