142777921

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{619}}^1\times {\mathrm{1613}}^1$

素因数の和:2256

約数の個数: 16

約数和(自身を含む): 168114240

約数和(自身を除く): 25336319

約数列:

[1, 11, 13, 143, 619, 1613, 6809, 8047, 17743, 20969, 88517, 230659, 998447, 10982917, 12979811, 142777921]

約数ペア:

[(1, 142777921), (11, 12979811), (13, 10982917), (143, 998447), (619, 230659), (1613, 88517), (6809, 20969), (8047, 17743)]