331389639

素因数分解:

$3^2\times 7^1\times {\mathrm{613}}^1\times {\mathrm{8581}}^1$

素因数の和:9207

約数の個数: 24

約数和(自身を含む): 548012192

約数和(自身を除く): 216622553

約数列:

[1, 3, 7, 9, 21, 63, 613, 1839, 4291, 5517, 8581, 12873, 25743, 38619, 60067, 77229, 180201, 540603, 5260153, 15780459, 36821071, 47341377, 110463213, 331389639]

約数ペア:

[(1, 331389639), (3, 110463213), (7, 47341377), (9, 36821071), (21, 15780459), (63, 5260153), (613, 540603), (1839, 180201), (4291, 77229), (5517, 60067), (8581, 38619), (12873, 25743)]