25761398

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1$

素因数の和:552

約数の個数: 32

約数和(自身を含む): 43538880

約数和(自身を除く): 17777482

約数列:

[1, 2, 13, 26, 37, 61, 74, 122, 439, 481, 793, 878, 962, 1586, 2257, 4514, 5707, 11414, 16243, 26779, 29341, 32486, 53558, 58682, 211159, 348127, 422318, 696254, 990823, 1981646, 12880699, 25761398]

約数ペア:

[(1, 25761398), (2, 12880699), (13, 1981646), (26, 990823), (37, 696254), (61, 422318), (74, 348127), (122, 211159), (439, 58682), (481, 53558), (793, 32486), (878, 29341), (962, 26779), (1586, 16243), (2257, 11414), (4514, 5707)]