1275444

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:580

約数の個数: 36

約数和(自身を含む): 3276000

約数和(自身を除く): 2000556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 499, 639, 852, 998, 1278, 1497, 1996, 2556, 2994, 4491, 5988, 8982, 17964, 35429, 70858, 106287, 141716, 212574, 318861, 425148, 637722, 1275444]

約数ペア:

[(1, 1275444), (2, 637722), (3, 425148), (4, 318861), (6, 212574), (9, 141716), (12, 106287), (18, 70858), (36, 35429), (71, 17964), (142, 8982), (213, 5988), (284, 4491), (426, 2994), (499, 2556), (639, 1996), (852, 1497), (998, 1278)]