213751011

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{8429}}^1$

素因数の和:8618

約数の個数: 16

約数和(自身を含む): 291340800

約数和(自身を除く): 77589789

約数列:

[1, 3, 79, 107, 237, 321, 8429, 8453, 25287, 25359, 665891, 901903, 1997673, 2705709, 71250337, 213751011]

約数ペア:

[(1, 213751011), (3, 71250337), (79, 2705709), (107, 1997673), (237, 901903), (321, 665891), (8429, 25359), (8453, 25287)]