2143561

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:324

約数の個数: 16

約数和(自身を含む): 2626560

約数和(自身を除く): 482999

約数列:

[1, 7, 19, 71, 133, 227, 497, 1349, 1589, 4313, 9443, 16117, 30191, 112819, 306223, 2143561]

約数ペア:

[(1, 2143561), (7, 306223), (19, 112819), (71, 30191), (133, 16117), (227, 9443), (497, 4313), (1349, 1589)]