2149011243

素因数分解:

$3^4\times {\mathrm{1693}}^1\times {\mathrm{15671}}^1$

素因数の和:17376

約数の個数: 20

約数和(自身を含む): 3212352528

約数和(自身を除く): 1063341285

約数列:

[1, 3, 9, 27, 81, 1693, 5079, 15237, 15671, 45711, 47013, 137133, 141039, 423117, 1269351, 26531003, 79593009, 238779027, 716337081, 2149011243]

約数ペア:

[(1, 2149011243), (3, 716337081), (9, 238779027), (27, 79593009), (81, 26531003), (1693, 1269351), (5079, 423117), (15237, 141039), (15671, 137133), (45711, 47013)]