415388729

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{197147}}^1$

素因数の和:197204

約数の個数: 12

約数和(自身を含む): 494447184

約数和(自身を除く): 79058455

約数列:

[1, 7, 43, 49, 301, 2107, 197147, 1380029, 8477321, 9660203, 59341247, 415388729]

約数ペア:

[(1, 415388729), (7, 59341247), (43, 9660203), (49, 8477321), (301, 1380029), (2107, 197147)]