12740169

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 19160064

約数和(自身を除く): 6419895

約数列:

[1, 3, 13, 39, 43, 71, 107, 129, 213, 321, 559, 923, 1391, 1677, 2769, 3053, 4173, 4601, 7597, 9159, 13803, 22791, 39689, 59813, 98761, 119067, 179439, 296283, 326671, 980013, 4246723, 12740169]

約数ペア:

[(1, 12740169), (3, 4246723), (13, 980013), (39, 326671), (43, 296283), (71, 179439), (107, 119067), (129, 98761), (213, 59813), (321, 39689), (559, 22791), (923, 13803), (1391, 9159), (1677, 7597), (2769, 4601), (3053, 4173)]