64472401

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{433}}^1$

素因数の和:768

約数の個数: 16

約数和(自身を含む): 74995200

約数和(自身を除く): 10522799

約数列:

[1, 7, 89, 239, 433, 623, 1673, 3031, 21271, 38537, 103487, 148897, 269759, 724409, 9210343, 64472401]

約数ペア:

[(1, 64472401), (7, 9210343), (89, 724409), (239, 269759), (433, 148897), (623, 103487), (1673, 38537), (3031, 21271)]