15721486778

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{2161}}^1\times {\mathrm{68633}}^1$

素因数の和:70849

約数の個数: 16

約数和(自身を含む): 24038646696

約数和(自身を除く): 8317159918

約数列:

[1, 2, 53, 106, 2161, 4322, 68633, 114533, 137266, 229066, 3637549, 7275098, 148315913, 296631826, 7860743389, 15721486778]

約数ペア:

[(1, 15721486778), (2, 7860743389), (53, 296631826), (106, 148315913), (2161, 7275098), (4322, 3637549), (68633, 229066), (114533, 137266)]