25615486

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:628

約数の個数: 32

約数和(自身を含む): 43497216

約数和(自身を除く): 17881730

約数列:

[1, 2, 13, 26, 31, 61, 62, 122, 403, 521, 793, 806, 1042, 1586, 1891, 3782, 6773, 13546, 16151, 24583, 31781, 32302, 49166, 63562, 209963, 413153, 419926, 826306, 985211, 1970422, 12807743, 25615486]

約数ペア:

[(1, 25615486), (2, 12807743), (13, 1970422), (26, 985211), (31, 826306), (61, 419926), (62, 413153), (122, 209963), (403, 63562), (521, 49166), (793, 32302), (806, 31781), (1042, 24583), (1586, 16151), (1891, 13546), (3782, 6773)]