13999923

素因数分解:

$3^2\times 7^1\times {\mathrm{359}}^1\times {\mathrm{619}}^1$

素因数の和:991

約数の個数: 24

約数和(自身を含む): 23212800

約数和(自身を除く): 9212877

約数列:

[1, 3, 7, 9, 21, 63, 359, 619, 1077, 1857, 2513, 3231, 4333, 5571, 7539, 12999, 22617, 38997, 222221, 666663, 1555547, 1999989, 4666641, 13999923]

約数ペア:

[(1, 13999923), (3, 4666641), (7, 1999989), (9, 1555547), (21, 666663), (63, 222221), (359, 38997), (619, 22617), (1077, 12999), (1857, 7539), (2513, 5571), (3231, 4333)]