247082353

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{809}}^1$

素因数の和:1117

約数の個数: 24

約数和(自身を含む): 301397760

約数和(自身を除く): 54315407

約数列:

[1, 7, 23, 49, 161, 271, 809, 1127, 1897, 5663, 6233, 13279, 18607, 39641, 43631, 130249, 219239, 305417, 911743, 1534673, 5042497, 10742711, 35297479, 247082353]

約数ペア:

[(1, 247082353), (7, 35297479), (23, 10742711), (49, 5042497), (161, 1534673), (271, 911743), (809, 305417), (1127, 219239), (1897, 130249), (5663, 43631), (6233, 39641), (13279, 18607)]