39158505

素因数分解:

$3^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{673}}^1$

素因数の和:1118

約数の個数: 32

約数和(自身を含む): 69880320

約数和(自身を除く): 30721815

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 431, 673, 1293, 2019, 2155, 3365, 3879, 6057, 6465, 10095, 11637, 18171, 19395, 30285, 58185, 90855, 290063, 870189, 1450315, 2610567, 4350945, 7831701, 13052835, 39158505]

約数ペア:

[(1, 39158505), (3, 13052835), (5, 7831701), (9, 4350945), (15, 2610567), (27, 1450315), (45, 870189), (135, 290063), (431, 90855), (673, 58185), (1293, 30285), (2019, 19395), (2155, 18171), (3365, 11637), (3879, 10095), (6057, 6465)]