13188339

素因数分解:

$3^6\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:326

約数の個数: 28

約数和(自身を含む): 20111200

約数和(自身を除く): 6922861

約数列:

[1, 3, 9, 27, 79, 81, 229, 237, 243, 687, 711, 729, 2061, 2133, 6183, 6399, 18091, 18549, 19197, 54273, 55647, 57591, 162819, 166941, 488457, 1465371, 4396113, 13188339]

約数ペア:

[(1, 13188339), (3, 4396113), (9, 1465371), (27, 488457), (79, 166941), (81, 162819), (229, 57591), (237, 55647), (243, 54273), (687, 19197), (711, 18549), (729, 18091), (2061, 6399), (2133, 6183)]