248897265

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{9871}}^1$

素因数の和:9961

約数の個数: 24

約数和(自身を含む): 408226944

約数和(自身を除く): 159329679

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 1681, 5043, 8405, 9871, 25215, 29613, 49355, 148065, 404711, 1214133, 2023555, 6070665, 16593151, 49779453, 82965755, 248897265]

約数ペア:

[(1, 248897265), (3, 82965755), (5, 49779453), (15, 16593151), (41, 6070665), (123, 2023555), (205, 1214133), (615, 404711), (1681, 148065), (5043, 49355), (8405, 29613), (9871, 25215)]