196401121

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1\times {\mathrm{1291}}^1$

素因数の和:1612

約数の個数: 16

約数和(自身を含む): 227888128

約数和(自身を除く): 31487007

約数列:

[1, 7, 103, 211, 721, 1291, 1477, 9037, 21733, 132973, 152131, 272401, 930811, 1906807, 28057303, 196401121]

約数ペア:

[(1, 196401121), (7, 28057303), (103, 1906807), (211, 930811), (721, 272401), (1291, 152131), (1477, 132973), (9037, 21733)]