2019487869

素因数分解:

$3^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{75781}}^1$

素因数の和:75847

約数の個数: 40

約数和(自身を含む): 3521134848

約数和(自身を除く): 1501646979

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 141, 189, 329, 423, 567, 987, 1269, 2961, 3807, 8883, 26649, 75781, 227343, 530467, 682029, 1591401, 2046087, 3561707, 4774203, 6138261, 10685121, 14322609, 24931949, 32055363, 42967827, 74795847, 96166089, 224387541, 288498267, 673162623, 2019487869]

約数ペア:

[(1, 2019487869), (3, 673162623), (7, 288498267), (9, 224387541), (21, 96166089), (27, 74795847), (47, 42967827), (63, 32055363), (81, 24931949), (141, 14322609), (189, 10685121), (329, 6138261), (423, 4774203), (567, 3561707), (987, 2046087), (1269, 1591401), (2961, 682029), (3807, 530467), (8883, 227343), (26649, 75781)]