3999933

素因数分解:

$3^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{367}}^1$

素因数の和:553

約数の個数: 24

約数和(自身を含む): 6659328

約数和(自身を除く): 2659395

約数列:

[1, 3, 7, 9, 21, 63, 173, 367, 519, 1101, 1211, 1557, 2569, 3303, 3633, 7707, 10899, 23121, 63491, 190473, 444437, 571419, 1333311, 3999933]

約数ペア:

[(1, 3999933), (3, 1333311), (7, 571419), (9, 444437), (21, 190473), (63, 63491), (173, 23121), (367, 10899), (519, 7707), (1101, 3633), (1211, 3303), (1557, 2569)]