67987521

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{22961}}^1$

素因数の和:23021

約数の個数: 24

約数和(自身を含む): 114626304

約数和(自身を除く): 46638783

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 22961, 68883, 160727, 206649, 482181, 1079167, 1446543, 3237501, 7554169, 9712503, 22662507, 67987521]

約数ペア:

[(1, 67987521), (3, 22662507), (7, 9712503), (9, 7554169), (21, 3237501), (47, 1446543), (63, 1079167), (141, 482181), (329, 206649), (423, 160727), (987, 68883), (2961, 22961)]