142497999

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{21139}}^1$

素因数の和:21259

約数の個数: 24

約数和(自身を含む): 237444480

約数和(自身を除く): 94946481

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 749, 963, 2247, 6741, 21139, 63417, 147973, 190251, 443919, 1331757, 2261873, 6785619, 15833111, 20356857, 47499333, 142497999]

約数ペア:

[(1, 142497999), (3, 47499333), (7, 20356857), (9, 15833111), (21, 6785619), (63, 2261873), (107, 1331757), (321, 443919), (749, 190251), (963, 147973), (2247, 63417), (6741, 21139)]