86981181

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67901}}^1$

素因数の和:67972

約数の個数: 16

約数和(自身を含む): 134717568

約数和(自身を除く): 47736387

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 67901, 203703, 475307, 1425921, 4141961, 12425883, 28993727, 86981181]

約数ペア:

[(1, 86981181), (3, 28993727), (7, 12425883), (21, 4141961), (61, 1425921), (183, 475307), (427, 203703), (1281, 67901)]