207989451

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{30937}}^1$

素因数の和:31032

約数の個数: 20

約数和(自身を含む): 314453832

約数和(自身を除く): 106464381

約数列:

[1, 3, 9, 27, 81, 83, 249, 747, 2241, 6723, 30937, 92811, 278433, 835299, 2505897, 2567771, 7703313, 23109939, 69329817, 207989451]

約数ペア:

[(1, 207989451), (3, 69329817), (9, 23109939), (27, 7703313), (81, 2567771), (83, 2505897), (249, 835299), (747, 278433), (2241, 92811), (6723, 30937)]