13900509

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{12979}}^1$

素因数の和:13009

約数の個数: 24

約数和(自身を含む): 24298560

約数和(自身を除く): 10398051

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 12979, 38937, 90853, 116811, 220643, 272559, 661929, 817677, 1544501, 1985787, 4633503, 13900509]

約数ペア:

[(1, 13900509), (3, 4633503), (7, 1985787), (9, 1544501), (17, 817677), (21, 661929), (51, 272559), (63, 220643), (119, 116811), (153, 90853), (357, 38937), (1071, 12979)]