13500207

素因数分解:

$3^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{509}}^1$

素因数の和:943

約数の個数: 24

約数和(自身を含む): 22382880

約数和(自身を除く): 8882673

約数列:

[1, 3, 7, 9, 21, 63, 421, 509, 1263, 1527, 2947, 3563, 3789, 4581, 8841, 10689, 26523, 32067, 214289, 642867, 1500023, 1928601, 4500069, 13500207]

約数ペア:

[(1, 13500207), (3, 4500069), (7, 1928601), (9, 1500023), (21, 642867), (63, 214289), (421, 32067), (509, 26523), (1263, 10689), (1527, 8841), (2947, 4581), (3563, 3789)]