421567659

素因数分解:

$3^4\times {\mathrm{1543}}^1\times {\mathrm{3373}}^1$

素因数の和:4928

約数の個数: 20

約数和(自身を含む): 630344176

約数和(自身を除く): 208776517

約数列:

[1, 3, 9, 27, 81, 1543, 3373, 4629, 10119, 13887, 30357, 41661, 91071, 124983, 273213, 5204539, 15613617, 46840851, 140522553, 421567659]

約数ペア:

[(1, 421567659), (3, 140522553), (9, 46840851), (27, 15613617), (81, 5204539), (1543, 273213), (3373, 124983), (4629, 91071), (10119, 41661), (13887, 30357)]