81268299

素因数分解:

$3^3\times 7^1\times {\mathrm{429991}}^1$

素因数の和:430007

約数の個数: 16

約数和(自身を含む): 137597440

約数和(自身を除く): 56329141

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 429991, 1289973, 3009937, 3869919, 9029811, 11609757, 27089433, 81268299]

約数ペア:

[(1, 81268299), (3, 27089433), (7, 11609757), (9, 9029811), (21, 3869919), (27, 3009937), (63, 1289973), (189, 429991)]