1275657639

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{1997}}^1\times {\mathrm{2999}}^1$

素因数の和:5070

約数の個数: 16

約数和(自身を含む): 1726272000

約数和(自身を除く): 450614361

約数列:

[1, 3, 71, 213, 1997, 2999, 5991, 8997, 141787, 212929, 425361, 638787, 5989003, 17967009, 425219213, 1275657639]

約数ペア:

[(1, 1275657639), (3, 425219213), (71, 17967009), (213, 5989003), (1997, 638787), (2999, 425361), (5991, 212929), (8997, 141787)]