2731743

素因数分解:

$3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:475

約数の個数: 24

約数和(自身を含む): 4557696

約数和(自身を除く): 1825953

約数列:

[1, 3, 7, 9, 21, 63, 131, 331, 393, 917, 993, 1179, 2317, 2751, 2979, 6951, 8253, 20853, 43361, 130083, 303527, 390249, 910581, 2731743]

約数ペア:

[(1, 2731743), (3, 910581), (7, 390249), (9, 303527), (21, 130083), (63, 43361), (131, 20853), (331, 8253), (393, 6951), (917, 2979), (993, 2751), (1179, 2317)]