206568789

素因数分解:

$3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{46619}}^1$

素因数の和:46840

約数の個数: 16

約数和(自身を含む): 316270080

約数和(自身を除く): 109701291

約数列:

[1, 3, 7, 21, 211, 633, 1477, 4431, 46619, 139857, 326333, 978999, 9836609, 29509827, 68856263, 206568789]

約数ペア:

[(1, 206568789), (3, 68856263), (7, 29509827), (21, 9836609), (211, 978999), (633, 326333), (1477, 139857), (4431, 46619)]