201818547

素因数分解:

$3^7\times 7^1\times {\mathrm{13183}}^1$

素因数の和:13211

約数の個数: 32

約数和(自身を含む): 345948160

約数和(自身を除く): 144129613

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 2187, 5103, 13183, 15309, 39549, 92281, 118647, 276843, 355941, 830529, 1067823, 2491587, 3203469, 7474761, 9610407, 22424283, 28831221, 67272849, 201818547]

約数ペア:

[(1, 201818547), (3, 67272849), (7, 28831221), (9, 22424283), (21, 9610407), (27, 7474761), (63, 3203469), (81, 2491587), (189, 1067823), (243, 830529), (567, 355941), (729, 276843), (1701, 118647), (2187, 92281), (5103, 39549), (13183, 15309)]