6389721

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{4201}}^1$

素因数の和:4233

約数の個数: 18

約数和(自身を含む): 9996558

約数和(自身を除く): 3606837

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 4201, 12603, 37809, 54613, 163839, 491517, 709969, 2129907, 6389721]

約数ペア:

[(1, 6389721), (3, 2129907), (9, 709969), (13, 491517), (39, 163839), (117, 54613), (169, 37809), (507, 12603), (1521, 4201)]