129978039

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{197}}^1\times {\mathrm{761}}^1$

素因数の和:995

約数の個数: 24

約数和(自身を含む): 185275728

約数和(自身を除く): 55297689

約数列:

[1, 3, 17, 51, 197, 289, 591, 761, 867, 2283, 3349, 10047, 12937, 38811, 56933, 149917, 170799, 219929, 449751, 659787, 2548589, 7645767, 43326013, 129978039]

約数ペア:

[(1, 129978039), (3, 43326013), (17, 7645767), (51, 2548589), (197, 659787), (289, 449751), (591, 219929), (761, 170799), (867, 149917), (2283, 56933), (3349, 38811), (10047, 12937)]