247776339

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1\times {\mathrm{5309}}^1$

素因数の和:5690

約数の個数: 16

約数和(自身を含む): 338480640

約数和(自身を除く): 90704301

約数列:

[1, 3, 47, 141, 331, 993, 5309, 15557, 15927, 46671, 249523, 748569, 1757279, 5271837, 82592113, 247776339]

約数ペア:

[(1, 247776339), (3, 82592113), (47, 5271837), (141, 1757279), (331, 748569), (993, 249523), (5309, 46671), (15557, 15927)]