23916987

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2687}}^1$

素因数の和:2759

約数の個数: 24

約数和(自身を含む): 36900864

約数和(自身を除く): 12983877

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 989, 2687, 2967, 8061, 8901, 24183, 61801, 115541, 185403, 346623, 556209, 1039869, 2657443, 7972329, 23916987]

約数ペア:

[(1, 23916987), (3, 7972329), (9, 2657443), (23, 1039869), (43, 556209), (69, 346623), (129, 185403), (207, 115541), (387, 61801), (989, 24183), (2687, 8901), (2967, 8061)]