13991229

素因数分解:

$3^2\times 7^1\times {\mathrm{337}}^1\times {\mathrm{659}}^1$

素因数の和:1009

約数の個数: 24

約数和(自身を含む): 23200320

約数和(自身を除く): 9209091

約数列:

[1, 3, 7, 9, 21, 63, 337, 659, 1011, 1977, 2359, 3033, 4613, 5931, 7077, 13839, 21231, 41517, 222083, 666249, 1554581, 1998747, 4663743, 13991229]

約数ペア:

[(1, 13991229), (3, 4663743), (7, 1998747), (9, 1554581), (21, 666249), (63, 222083), (337, 41517), (659, 21231), (1011, 13839), (1977, 7077), (2359, 5931), (3033, 4613)]