421594551

素因数分解:

$3^7\times 7^1\times {\mathrm{27539}}^1$

素因数の和:27567

約数の個数: 32

約数和(自身を含む): 722649600

約数和(自身を除く): 301055049

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 2187, 5103, 15309, 27539, 82617, 192773, 247851, 578319, 743553, 1734957, 2230659, 5204871, 6691977, 15614613, 20075931, 46843839, 60227793, 140531517, 421594551]

約数ペア:

[(1, 421594551), (3, 140531517), (7, 60227793), (9, 46843839), (21, 20075931), (27, 15614613), (63, 6691977), (81, 5204871), (189, 2230659), (243, 1734957), (567, 743553), (729, 578319), (1701, 247851), (2187, 192773), (5103, 82617), (15309, 27539)]