4399983

素因数分解:

$3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{331}}^1$

素因数の和:555

約数の個数: 24

約数和(自身を含む): 7319936

約数和(自身を除く): 2919953

約数列:

[1, 3, 7, 9, 21, 63, 211, 331, 633, 993, 1477, 1899, 2317, 2979, 4431, 6951, 13293, 20853, 69841, 209523, 488887, 628569, 1466661, 4399983]

約数ペア:

[(1, 4399983), (3, 1466661), (7, 628569), (9, 488887), (21, 209523), (63, 69841), (211, 20853), (331, 13293), (633, 6951), (993, 4431), (1477, 2979), (1899, 2317)]