2508587739

素因数分解:

$3^4\times 7^1\times {\mathrm{4424317}}^1$

素因数の和:4424336

約数の個数: 20

約数和(自身を含む): 4282739824

約数和(自身を除く): 1774152085

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 4424317, 13272951, 30970219, 39818853, 92910657, 119456559, 278731971, 358369677, 836195913, 2508587739]

約数ペア:

[(1, 2508587739), (3, 836195913), (7, 358369677), (9, 278731971), (21, 119456559), (27, 92910657), (63, 39818853), (81, 30970219), (189, 13272951), (567, 4424317)]