286890268

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{144311}}^1$

素因数の和:144393

約数の個数: 24

約数和(自身を含む): 581865984

約数和(自身を除く): 294975716

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 144311, 288622, 577244, 1010177, 2020354, 4040708, 10246081, 20492162, 40984324, 71722567, 143445134, 286890268]

約数ペア:

[(1, 286890268), (2, 143445134), (4, 71722567), (7, 40984324), (14, 20492162), (28, 10246081), (71, 4040708), (142, 2020354), (284, 1010177), (497, 577244), (994, 288622), (1988, 144311)]