213182641

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43321}}^1$

素因数の和:43384

約数の個数: 16

約数和(自身を含む): 263397760

約数和(自身を除く): 50215119

約数列:

[1, 7, 19, 37, 133, 259, 703, 4921, 43321, 303247, 823099, 1602877, 5761693, 11220139, 30454663, 213182641]

約数ペア:

[(1, 213182641), (7, 30454663), (19, 11220139), (37, 5761693), (133, 1602877), (259, 823099), (703, 303247), (4921, 43321)]