258148947

素因数分解:

$3^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{27749}}^1$

素因数の和:28202

約数の個数: 16

約数和(自身を含む): 394272000

約数和(自身を除く): 136123053

約数列:

[1, 3, 7, 21, 443, 1329, 3101, 9303, 27749, 83247, 194243, 582729, 12292807, 36878421, 86049649, 258148947]

約数ペア:

[(1, 258148947), (3, 86049649), (7, 36878421), (21, 12292807), (443, 582729), (1329, 194243), (3101, 83247), (9303, 27749)]