65528757

素因数分解:

$3^4\times 7^1\times {\mathrm{115571}}^1$

素因数の和:115590

約数の個数: 20

約数和(自身を含む): 111873696

約数和(自身を除く): 46344939

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 115571, 346713, 808997, 1040139, 2426991, 3120417, 7280973, 9361251, 21842919, 65528757]

約数ペア:

[(1, 65528757), (3, 21842919), (7, 9361251), (9, 7280973), (21, 3120417), (27, 2426991), (63, 1040139), (81, 808997), (189, 346713), (567, 115571)]