206870517

素因数分解:

$3^7\times 7^1\times {\mathrm{13513}}^1$

素因数の和:13541

約数の個数: 32

約数和(自身を含む): 354607360

約数和(自身を除く): 147736843

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 2187, 5103, 13513, 15309, 40539, 94591, 121617, 283773, 364851, 851319, 1094553, 2553957, 3283659, 7661871, 9850977, 22985613, 29552931, 68956839, 206870517]

約数ペア:

[(1, 206870517), (3, 68956839), (7, 29552931), (9, 22985613), (21, 9850977), (27, 7661871), (63, 3283659), (81, 2553957), (189, 1094553), (243, 851319), (567, 364851), (729, 283773), (1701, 121617), (2187, 94591), (5103, 40539), (13513, 15309)]