12215973

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{52883}}^1$

素因数の和:52904

約数の個数: 16

約数和(自身を含む): 20307456

約数和(自身を除く): 8091483

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 52883, 158649, 370181, 581713, 1110543, 1745139, 4071991, 12215973]

約数ペア:

[(1, 12215973), (3, 4071991), (7, 1745139), (11, 1110543), (21, 581713), (33, 370181), (77, 158649), (231, 52883)]