27720897158

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{3697}}^1\times {\mathrm{19031}}^1$

素因数の和:22927

約数の個数: 16

約数和(自身を含む): 41805919584

約数和(自身を除く): 14085022426

約数列:

[1, 2, 197, 394, 3697, 7394, 19031, 38062, 728309, 1456618, 3749107, 7498214, 70357607, 140715214, 13860448579, 27720897158]

約数ペア:

[(1, 27720897158), (2, 13860448579), (197, 140715214), (394, 70357607), (3697, 7498214), (7394, 3749107), (19031, 1456618), (38062, 728309)]