86427999

素因数分解:

$3^3\times 7^1\times {\mathrm{431}}^1\times {\mathrm{1061}}^1$

素因数の和:1508

約数の個数: 32

約数和(自身を含む): 146810880

約数和(自身を除く): 60382881

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 431, 1061, 1293, 3017, 3183, 3879, 7427, 9051, 9549, 11637, 22281, 27153, 28647, 66843, 81459, 200529, 457291, 1371873, 3201037, 4115619, 9603111, 12346857, 28809333, 86427999]

約数ペア:

[(1, 86427999), (3, 28809333), (7, 12346857), (9, 9603111), (21, 4115619), (27, 3201037), (63, 1371873), (189, 457291), (431, 200529), (1061, 81459), (1293, 66843), (3017, 28647), (3183, 27153), (3879, 22281), (7427, 11637), (9051, 9549)]