210813207903

素因数分解:

$3^3\times {\mathrm{661}}^1\times {\mathrm{11812249}}^1$

素因数の和:11812919

約数の個数: 16

約数和(自身を含む): 312788380000

約数和(自身を除く): 101975172097

約数列:

[1, 3, 9, 27, 661, 1983, 5949, 17847, 11812249, 35436747, 106310241, 318930723, 7807896589, 23423689767, 70271069301, 210813207903]

約数ペア:

[(1, 210813207903), (3, 70271069301), (9, 23423689767), (27, 7807896589), (661, 318930723), (1983, 106310241), (5949, 35436747), (17847, 11812249)]